A directory of where to buy chemicals in the USA, including: distributors, industrial manufacturers, bulk supplies and wholesalers of raw ingredients & finished goods.
Acotiamide Impurity 7. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-amino-N-(2-(diisopropylamino)ethyl)thiazole-4-carboxamide. CAS No. 206882-15-7. Molecular Formula: C12H22N4OS. Mole Weight: 270.39. Catalog: APB206882157.
Acotiamide Impurity 8
Acotiamide Impurity 8. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-(2-hydroxy-4,5-dimethoxybenzamido)thiazole-4-carboxylic acid. CAS No. 1809272-85-2. Molecular Formula: C13H12N2O6S. Mole Weight: 324.31. Catalog: APB1809272852.
Acotiamide Impurity 8
Acotiamide Impurity 8. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C8H6N4O3S2. Mole Weight: 270.28. Catalog: APB06608.
Acotiamide impurity 8 Maleate
An analogue of ACOTIAMIDE. Synonyms: N-(2-(diisopropylamino)ethyl)-2-(5-hydroxy-2,4-dimethoxybenzamido)thiazoleate. Grades: > 95%. CAS No. 185105-17-3. Molecular formula: C21H30N4O5S. C4H4O4. Mole weight: 566.63.
Acotiamide Impurity 9
An impurity of Acotiamide, a drug for the treatment of postprandial fullness, upper abdominal bloating, and early satiation due to functional dyspepsia. Synonyms: 4-Thiazolecarboxamide, 2-amino-N-(2-aminoethyl); 2-amino-N-(2-aminoethyl)-1,3-thiazole-4-carboxamide. CAS No. 948053-83-6. Molecular formula: C6H10N4OS. Mole weight: 186.24.
Acotiamide Impurity 9
Acotiamide Impurity 9. Uses: For analytical and research use. Group: Impurity standards. Molecular Formula: C13H13ClN2O6S. Mole Weight: 360.77. Catalog: APB06609.
Acotiamide Impurity 9
Acotiamide Impurity 9. Uses: For analytical and research use. Group: Impurity standards. Alternative Names: 2-amino-N-(2-aminoethyl)thiazole-4-carboxamide. CAS No. 948053-83-6. Molecular Formula: C6H10N4OS. Mole Weight: 186.23. Catalog: APB948053836.
Acotiamide Impurity kw (Acotiamide Impurity 44)
Acotiamide Impurity kw (Acotiamide Impurity 44). Uses: For analytical and research use. Group: Impurity standards. CAS No. 819812-04-9. Molecular Formula: C30H42N2O9. Mole Weight: 574.67. Catalog: APB819812049.
Acotiamide Impurity LGK (Acotiamide Impurity 43)
Acotiamide Impurity LGK (Acotiamide Impurity 43). Uses: For analytical and research use. Group: Impurity standards. CAS No. 1243244-14-5. Molecular Formula: C23H20N6O. Mole Weight: 396.45. Catalog: APB1243244145.
Acotiamide Methyl Ether-d9
Acotiamide Methyl Ether-d9 is the isotope labelled analog of Acotiamide Methyl Ether (A190265); a metabolite of Acotiamide (A190260, HCl) which is an acetylcholinesterase inhibitor which has been shown to stimulate gastric motility and improve gastric motility dysfunction in rats. Acotiamide Hydrochloride has also been shown to improve meal-related symptoms of functional dyspepsia. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg, 2.5mg. Molecular Formula: C22H23D9N4O5S, Molecular Weight: 473.63. US Biological Life Sciences.
Worldwide
Acotiamide Related Compound 12
An impurity of Acotiamide, a drug for the treatment of postprandial fullness, upper abdominal bloating, and early satiation due to functional dyspepsia. Synonyms: 2-[N-(2,4,5-Trimethoxybenzoyl)amino]-4-(ethoxycarbonyl)-1,3-thiazole; Ethyl 2-(2,4,5-trimethoxybenzamido)thiazole-4-carboxylate. CAS No. 185105-98-0. Molecular formula: C16H18N2O6S. Mole weight: 366.388.
Acotiamide related compound 4
An analogue of ACOTIAMIDE. Synonyms: 1-(chloromethyl)-2,4,5-trimethoxybenzene. Grades: > 95%. CAS No. 53811-44-2. Molecular formula: C10H13ClO3. Mole weight: 216.67.
Ac-Oxytocin
Ac-Oxytocin is an impurity of Oxytocin, which is a mammalian neurohypophysial hormone used as a vasodilator agent. Synonyms: Acetyl-L-cystyl-L-tyrosyl-L-isoleucyl-L-glutaminyl-L-asparginyl-L-cystyl-L-leucyl-L-prolyl-L-glycinamide (disulfide bridge between cysteines); Cys(Ac)-Oxytocin; Ac-Cys-Tyr-Ile-Gln-Asn-Cys-Pro-Leu-Gly-NH2 (Disulfide bridge: Cys1-Cys6); Oxytocin, N-acetyl-; N(alpha)-Acetyloxytocin; N-Acetyloxytocin; Oxytocin, 1-(N-acetylcysteine). Grades: ≥95%. CAS No. 10551-48-1. Molecular formula: C45H68N12O13S2. Mole weight: 1049.23.
Acoziborole
Acoziborole (SCYX-7158) is an effective, safe and orally active antiprotozoal agent for the research of human african trypanosomiasis ( HAT ). In the T. b. brucei S427 strain, the MIC value for SCYX-7158 is 0.6 μg/mL [1]. Uses: Scientific research. Group: Signaling pathways. Alternative Names: SCYX-7158; AN5568. CAS No. 1266084-51-8. Pack Sizes: 10 mM * 1 mL; 5 mg; 10 mg; 50 mg; 100 mg; 250 mg. Product ID: HY-19910.
ACP-5862 is a metabolite of Acalabrutinib, a second-generation BTK inhibitor used as a medication indicated for the treatment of non-Hodgkin lymphoma known as mantle cell lymphoma. Synonyms: ACP 5862; ACP5862. CAS No. 2230757-47-6. Molecular formula: C26H23N7O3. Mole weight: 481.52.
Ac-PAL-AMC
Ac-PAL-AMC is a fluorogenic substrate for the β1i/LMP2 subunit of the 20S immunoproteasome. It can be cleaved to release the fluorescent moiety 7-amino-4-methylcoumarin (AMC), which can be used to quantify the activity of the β1i/LMP2 subunit of the 20S immunoproteasome. Synonyms: Acetyl-Pro-Ala-Leu-7-amino-4-Methylcoumarin; 1-acetyl-L-prolyl-L-alanyl-N-(4-methyl-2-oxo-2H-1-benzopyran-7-yl)-L-leucinamide. Grades: ≥95%. CAS No. 1431362-79-6. Molecular formula: C26H34N4O6. Mole weight: 498.6.
Ac-Phe-3,5-diI-Tyr-OH
Ac-Phe-3,5-diI-Tyr-OH. Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 100mg, 250mg. US Biological Life Sciences.
Worldwide
Ac-Phe-3,5-diI-Tyr-OH
Substrate for pepsin. Synonyms: N-Acetyl-L-Phe-3,5-diiodo-L-Tyrosine; N-Acetyl-L-phenylalanyl-3,5-diiodo-L-tyrosine. CAS No. 3786-8-1. Molecular formula: C20H20I2N2O5. Mole weight: 622.20.
Ac-phe-3-thiaphe-oh*
Heterocyclic Organic Compound. Alternative Names: acetyl-l-phenylalanyl-l-3-thiaphenylalanine;N-acetylphenylalanyl-3-thiaphenylalanine. CAS No. 108906-59-8. Molecular formula: C19H20N2O4S1. Mole weight: 372.44. Catalog: ACM108906598.
It is used as a substrate in a rapid, sensitive, continuous spectrophotometric assay for vertebrate collagenase, gelatinase A, and gelatinase B. Synonyms: Glycine, 1-acetyl-L-prolyl-L-leucylglycyl-2-mercapto-4-methylpentanoyl-L-leucyl-, ethyl ester. CAS No. 98992-65-5. Molecular formula: C31H53N5O8S. Mole weight: 655.85.
ACP-SH:acetate ligase
This enzyme, from the anaerobic bacterium Malonomonas rubra, is a component of the multienzyme complex EC 4.1.1.89, biotin-dependent malonate decarboxylase. The enzyme uses the energy from hydrolysis of ATP to convert the thiol group of the acyl-carrier-protein-bound 2'-(5-phosphoribosyl)-3'-dephospho-CoA prosthetic group into its acetyl thioester. Group: Enzymes. Synonyms: HS-acyl-carrier protein:acetate ligase; [acyl-carrier protein]:acetate ligase; MadH. Enzyme Commission Number: EC 6.2.1.35. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-5693; ACP-SH:acetate ligase; EC 6.2.1.35; HS-acyl-carrier protein:acetate ligase; [acyl-carrier protein]:acetate ligase; MadH. Cat No: EXWM-5693.
ACPT-I
ACPT-I, a competitive antagonist for mGluRs, has been found to exhibit anticonvulsant activities. Synonyms: ACPT-1; ACPT 1; ACPT1; (1S,3R,4S)-1-Aminocyclopentane-1,3,4-tricarboxylic acid. Grades: ≥98% by HPLC. CAS No. 194918-76-8. Molecular formula: C8H11NO6. Mole weight: 217.18.
ACPT-II
ACPT-II has been found to be a mGluR antagonist and could probably exhibit neuroprotective effects. Synonyms: (1R,3R,4S)-1-Aminocyclopentane-1,3,4-tricarboxylic acid. Grades: ≥98% by HPLC. CAS No. 195209-04-2. Molecular formula: C8H11NO6. Mole weight: 217.18.
ACP-TMP
ACP-TMP is a derivative of Trimethoprim, which inhibits the enzyme dihydrofolate reductase. Synonyms: 3-Chloro-N- (17- (4- ( (2, 4-diaminopyrimidin-5-yl) methyl) -2, 6-dimethoxyphenoxy) -15-oxo-4, 7, 10-trioxa-14-azaheptadecyl) -4- ( (2- (2-methyl-2- ( (5- (trifluoromethyl) pyridin-2-yl) sulfonyl) propanamido) ethyl) thio) benzamide; Acp-tmp. Molecular formula: C45H58ClF3N8O11S2. Mole weight: 1043.57.
ACR 16 hydrochloride
ACR 16 hydrochloride is a dopaminergic stabilizer (Ki values 17550 nM and 7521 for D2(low) and D2(high), respectively) that state-dependently stabilizes psychomotor activity by the dual actions of functional dopamine D2 receptor antagonism and strengthening of cortical glutamate functions in various settings of perturbed neurotransmission. ACR 16 hydrochloride is used for ameliorating several neurological and psychiatric disorders, including Huntington's disease. Uses: The treatment of neurological and psychiatric disorders. Synonyms: ACR 16 hydrochloride; ACR16 hydrochloride; ACR-16 hydrochloride; Pridopidine Hydrochloride; 4-(3-methylsulfonylphenyl)-1-propylpiperidine hydrochloride. Grades: 99%. CAS No. 882737-42-0. Molecular formula: C15H23NO2S.HCl. Mole weight: 317.87.
Ac-rC(5-Me) Phosphoramidite
Ac-rC(5-Me) Phosphoramidite: a highly specialized chemical reagent, meticulously crafted for the intricacies of solid-phase synthesis of modified RNA molecules. With its unique capability for integrating 5-methylcytosine into RNA strands, Ac-rC(5-Me) Phosphoramidite is the go-to tool for researchers seeking to investigate the complex dynamics of RNA stability and epigenetic regulation. Amplify your understanding of the intricate interplay of biochemical systems with the expertly designed, scientifically rigorous Ac-rC(5-Me) Phosphoramidite. Synonyms: DMT-2'-O-TBDMS-5-methyl-rC(ac) Phosphoramidite; N-Acetyl-5-methyl-5'-O-(4,4-dimethoxytrityl)-2'-O-[(tert-butyl)dimethylsilyl]cytidine-3'-(2-cyanoethyl-N,N-diisopropyl)phosphoramidite; 2'-O-(tert-Butyldimethylsilyl)-3'-O-[(diisopropylamino)(2-cyanoethoxy)phosphino]-5'-O-(4,4'-dimethoxytrityl)-N4-acetyl-5-methylcytidine. Molecular formula: C48H66N5O9PSi. Mole weight: 916.14.
Ac-rC Phosphoramidite
Ac-rC Phosphoramidite is a commonly used protected 2-OTBDMS phosphoramidite for incorporating cytidine nucleotides into synthetic oligonucleotides. Synonyms: N-Acetyl-5'-O-(4,4-dimethoxytrityl)-2'-O-[(tert-butyl)dimethylsilyl]cytidine-3'-(2-cyanoethyl-N,N-diisopropyl)phosphoramidite; 5'-O-DMT-2'-O-tert-butyldimethylsilyl-N4-Acetyl-cytidine 3'-CE phosphoramiditee; 5'-O-(4,4'-DiMethoxytrityl)-N4-acetyl-2'-O-t-butyldimethylsilylcytidine-3'-[(2-cyanoethyl)-(N,N-diisopropyl)]phosphoramidite; 5'-O-DMTr-N4-Ac-2'-O-TBDMS-cytidine-3'-CED PhosphoraMidite; DMT-2'-O-TBDMS-rC(ac) Phosphoramidite; 2'-TBDMS-Ac-rC-CE-Phosphoramidite; 5'-DMT-2'-O-TBDMS-N4-Acetyl-Cytidine Phosphoramidite. Grades: ≥98% by HPLC. CAS No. 121058-88-6. Molecular formula: C47H64N5O9PSi. Mole weight: 902.11.
Acrctiin
Acrctiin. Group: Biochemicals. CAS No. 20362-31-6. Pack Sizes: 5mg. US Biological Life Sciences.
Worldwide
Acremine T
Acremine T is a benzofuran derivative isolated from the fungus Acremonium persicinum KUFA 1007. Synonyms: 5-Cyclohexene-1,2,4-triol, 2-methyl-5-[(1E)-3-methyl-1,3-butadien-1-yl]-, (1S,2R,4S)-. CAS No. 1807564-51-7. Molecular formula: C12H18O3. Mole weight: 210.27.
Acremin F
Acremine F is a fungal metabolite originally isolated from Acremonium byssoides. Synonyms: Acremine F. Grades: ≥95%. CAS No. 863480-61-9. Molecular formula: C12H20O4. Mole weight: 228.28.
Acremin I
Acremine I is a fungal metabolite which has been found in Acremonium. It inhibits germination of P. viticola sporangia by 23.2 and 32.8% when used at concentrations of 0.5 and 1 mM, respectively. Synonyms: Acremine I. Grades: ≥95%. CAS No. 1110661-29-4. Molecular formula: C12H16O5. Mole weight: 240.25.
Acremolactone A
Acremolactone A, a novel herbicidal epoxydihydropyranyl gamma-lactone from Acremonium roseum I4267. Molecular formula: C26H34O8. Mole weight: 474.54.
Acremonidin A
Acremonidins A to approximately E (1 to approximately 5) were produced by fermentation of Acremonium sp. LL-Cyan 416, in heterogeneous phases. Acremonidins A showed moderate activity against Gram-positive bacteria, including the methicillin-resistant staphylococci and vancomycin-resistant enterococci. Molecular formula: C33H26O12. Mole weight: 614.56.
Acremonidin B
Acremonidins A to approximately E (1 to approximately 5) were produced by fermentation of Acremonium sp. LL-Cyan 416, in heterogeneous phases. Acremonidins B showed moderate activity against Gram-positive bacteria, including the methicillin-resistant staphylococci and vancomycin-resistant enterococci. Molecular formula: C31H24O11. Mole weight: 572.52.
Acremonol
Acremonol has anti-gram-positive bacteria and fungus activity, 4μg/mL or more can reduce oxidative rupture of dog polymorphonuclear leukocytes (PMNL). Molecular formula: C14H18O6. Mole weight: 282.29.
Acridin-4-ol
Acridin-4-ol. Group: Biochemicals. Grades: Highly Purified. CAS No. 18123-20-1. Pack Sizes: 250mg, 500mg, 1g, 2g, 5g. Molecular Formula: C13H9NO. US Biological Life Sciences.
A quinoline derivative used as manufacturing dyes and as intermediate for antileishmanial agents. A catabolic product of carbamazepine metabolite. Group: Biochemicals. Alternative Names: 10-Azaanthracene; 2,3-Benzoquinoline; 9-Azaanthracene; Benzo[b]quinoline; Dibenzo[b,e]pyridine; NSC 3408. Grades: Highly Purified. CAS No. 260-94-6. Pack Sizes: 1g. US Biological Life Sciences.
Worldwide
Acridine
Acridine is a quinoline derivative ever used as an industrial dye. Some of acridines exhibits an antiseptic activity. Uses: Industrial dyes. Synonyms: 10-Azaanthracene; 2,3-Benzoquinoline; 9-Azaanthracene; Benzo[b]quinoline; Dibenzo[b,e]pyridine; NSC 3408. CAS No. 260-94-6. Molecular formula: C13H9N. Mole weight: 179.22.
Acridine,2-chloro-9-(4-quinazolinylthio)-
Heterocyclic Organic Compound. CAS No. 102244-08-6. Catalog: ACM102244086.
Acridine CE Phosphoramidite
Acridine CE Phosphoramidite is an essential building block for the synthesis of modified oligonucleotides used in biomedical research. It enables the labeling and detection of DNA fragments, as well as the treatment of viral infections and cancer. Grades: >95% by HPLC. Molecular formula: C51H60CIN4O6P. Mole weight: 891.49.
Acridine homodimer
Acridine homodimer is a fluorescent nucleic acid stain. Synonyms: Bis-(6-chloro-2-methoxy-9-acridinyl)spermine. CAS No. 57576-49-5. Molecular formula: C38H42Cl2N6O2. Mole weight: 685.69.
Acridine Orange
Acridine Orange hydrochloride is the hydrocloride salt of Acridine Orange Stain, which is a cell and organelle membrane-permeable fluorescent dye that binds to nucleic acids and results in an altered spectral emission. It interacts with both DNA and RNA, emits green fluorescence when binds to DNA, and emits red fluorescence when binds to RNA. It is used in cell cycle and apoptosis studies and used as a lysosomal dye. It could distinguish cell death by apoptosis and necroptosis in human oligodendrocytes and mouse models. It is also used to analyze autophagy. Uses: A coloring agent. Synonyms: Acridine Orange hydrochloride;N,N,N',N'-Tetramethyl-3,6-acridinediamine hydrochloride; Rhoduline Orange; Acridine orange hydrochloride; Acridine Orange N; Acridine Orange Hydrochloride; 3,6-Acridinediamine, N3,N3,N6,N6-tetramethyl-, hydrochloride (1:1); 3,6-Acridinediamine, N,N,N',N'-tetramethyl-, monohydrochloride; Acridine Orange R; Acridine, 3,6-bis(dimethylamino)-, hydrochloride; Acridine, 3,6-bis(dimethylamino)-, monohydrochloride; 3,6-Bis(dimethylamino)acridine hydrochloride; Acridine Orange N; Acridine Orange NO; Acridine Orange NS; Basic Orange 14; Basic Orange 3RN; C.I. 46005; C.I. Basic Orange 14; Rhoduline Orange NO; Sumitomo Acridine Orange NO; Sumitomo Acridine Orange RK conc. Grades: ≥99% by HPLC. CAS No. 65-61-2. Molecular formula: C17H19N3.HCl. Mole weight: 301.81.
Acridine Orange 10-nonyl bromide
Acridine orange 10-nonyl is a metachromatic dye that is used to analyze mitochondria by flow cytometry, characterize multidrug resistance, and measure changes in mitochondrial mass during apoptosis in rat thymocytes. Synonyms: 10-nonyl Acridine Orange; Nonylacridine Orange; 3,6-bis(dimethylamino)-10-nonyl-acridinium bromide. Grades: ≥90%. CAS No. 75168-11-5. Molecular formula: C26H38BrN3. Mole weight: 472.5.
Acridine Orange 10-Nonyl Bromide
Acridine Orange 10-Nonyl Bromide is a fluorescent probe for cardiolipin (λ ex : 489 nm, λ em : 525 nm). Uses: Scientific research. Group: Fluorescent dye. Alternative Names: Nonylacridine orange. CAS No. 75168-11-5. Pack Sizes: 10 mM * 1 mL; 5 mg; 10 mg; 25 mg; 50 mg; 100 mg. Product ID: HY-D0993.
Acridine Orange Base
Acridine orange is a cell-permeable fluorescent probe that stain nucleic acid. Acridine orange is widely used for cell cycle determination and detection of cellular autophagy. Synonyms: 3,6-Acridinediamine, N3,N3,N6,N6-tetramethyl-; N3,N3,N6,N6-tetramethyl-3,6-acridinediamine; Euchrysine; Waxoline Orange A; 3,6-Acridinediamine, N,N,N',N'-tetramethyl-; Acridine, 3,6-bis(dimethylamino)-; 3,6-Bis(dimethylamino)acridine; 3,6-Di(dimethylamino)acridine; Acridine orange free base; Brilliant Acridine Orange E; C.I. 46005B; C.I. Solvent Orange 15; NSC 194350; Solvent Orange 15; Acridine Orange Stain; Acridine Orange. Grades: ≥95%. CAS No. 494-38-2. Molecular formula: C17H19N3. Mole weight: 265.35.
Acridine orange biological stain
Acridine orange biological stain. Group: Biochemicals. Grades: Reagent Grade. Pack Sizes: 5g, 25g, 100g, 250g. US Biological Life Sciences.
Worldwide
Acridine orange (C.I. 46005)
25g Pack Size. Group: Stains & Indicators. Formula: C17H20ClN3 · ½ZnCl2. CAS No. 10127-02-3. Prepack ID 25012998-25g. Molecular Weight 369.96. See USA prepack pricing.
Acridine Orange compd. with zinc chloride
Acridine Orange compd. with zinc chloride is a prominently utilized fluorescent dye in the biomedical realm. Renowned for its intrinsic capacity to stain and visualize an array of cellular constituents ranging from DNA, RNA to acidic organelles, this multifaceted compound holds tremendous value in diagnostic procedures, cancer analysis, and identification of infectious diseases. Its prevalence and significance within these areas render it an indispensable tool of modern scientific inquiry. Synonyms: Basic Orange 14;3,6-Acridinediamine, N3,N3,N6,N6-tetramethyl-, hydrochloride, compd. with zinc chloride (ZnCl2) (1:1:x); 3,6-Acridinediamine, N,N,N',N'-tetramethyl-, monohydrochloride, compd. with zinc chloride; 3,6-Acridinediamine, N,N,N',N'-tetramethyl-, monohydrochloride, compd. with zinc chloride (ZnCl2); Acridine, 3,6-bis(dimethylamino)-, monohydrochloride, compd. with zinc chloride; Zinc chloride (ZnCl2), compd. with N,N,N',N'-tetramethyl-3,6-acridinediamine monohydrochloride; Zinc chloride, compd. with 3,6-bis(dimethylamino)acridine monohydrochloride; Zinc chloride, compd. with N,N,N',N'-tetramethyl-3,6-acridinediamine monohydrochloride; Euchrysine 3RX; N,N,N',N'-Tetramethylacridine-3,6-diamine monohydrochloride compd. with zinc dichloride. CAS No. 10127-02-3. Molecular formula: C17H19N3.xCl2Zn.HCl. Mole weight: 301.81 (free base).
Acridine Orange hydrochloride
Acridine Orange hydrochloride. Group: Biochemicals. Grades: Reagent Grade. CAS No. 65-61-2. Pack Sizes: 5g, 25g, 100g, 250g. US Biological Life Sciences.
Worldwide
Acridine Orange hydrochloride
Acridine Orange hydrochloride is a cell-penetrable nucleic acid-selective fluorescent dye. Acridine Orange hydrochloride produces orange fluorescence when it binds to ssDNA or RNA, and green fluorescence when it binds to dsDNA (Ex: 488 nM; Em: green fluorescence at 530 nm, orange fluorescence at 640 nm) [1] [2] [3]. Uses: Scientific research. Group: Fluorescent dye. CAS No. 65-61-2. Pack Sizes: 10 mM * 1 mL; 100 mg. Product ID: HY-101879.
Acridine Orange Stain
Acridine Orange Stain is a fluorescent nucleic acid binding dye which interacts with both DNA and RNA. When bound to DNA, it emits green fluorescence (Em=525 nm) and when bound to RNA, it emits red fluorescence (Em=~650 nm). Group: Biochemicals. Grades: Highly Purified. CAS No. 494-38-2. Pack Sizes: 1g, 2.5g. Molecular Formula: C17H19N3, Molecular Weight: 265.35. US Biological Life Sciences.