A directory of where to buy chemicals in the USA, including: distributors, industrial manufacturers, bulk supplies and wholesalers of raw ingredients & finished goods.
4-Deoxypyridoxine is the deoxy analogue of Pyridoxine. 4-Deoxypyridoxine is a vitamin B6 antimetabolite; 4-Deoxypyridoxine can induce a deficient status that alters the function and ultrastructure of EC similar to vascular disease. Group: Biochemicals. Alternative Names: 2,4-Dimethyl-3-hydroxy-5-hydroxymethylpyridine Hydrochloride; 4-Deoxypyridoxine Hydrochloride; 3-Hydroxy-5-hydroxymethyl-2,4-dimethylpyridine Hydrochloride; 4-Deoxypyridoxol Hydrochloride; 5-Hydroxy-4,6-dimethyl-3-pyridinemethanol Hydrochloride; 4-Desoxyadermin Hydrochloride; 4-Desoxypyridoxine Hydrochloride; 5-Hydroxymethyl-2,4-dimethylpyridin-3-ol Hydrochloride. Grades: Highly Purified. CAS No. 148-51-6. Pack Sizes: 500mg. US Biological Life Sciences.
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4-Deoxyuridine
4-Deoxyuridine. Group: Biochemicals. Alternative Names: Zebularine; 1-b-D-Ribofuranosyl-2(1H)-pyrimidinone. Grades: Highly Purified. CAS No. 3690-10-6. Pack Sizes: 50mg, 100mg, 250mg, 500mg, 1g. Molecular Formula: C9H12N2O5. US Biological Life Sciences.
Worldwide
4-Deoxy-xylo-uridine
4-Deoxy-xylo-uridine is a remarkable compound, exhibiting exceptional potency in research of combatting viral infections originating from RNA viruses. Through its role as a nucleoside analog, it adeptly disrupts viral RNA research and development, thereby impeding viral replication. Alternative Names: Zebularine; 1-β-D-xylofuranosyl-1H-pyrimidin-2-one; 1-((2R,3R,4R,5R)-3,4-Dihydroxy-5-hydroxymethyl-tetrahydro-furan-2-yl)-1H-pyrimidin-2-one; 1-(β-D-Xylofuranosyl)-2(1H)-pyrimidinone; 1-[(2R,3R,4R,5R)-3,4-dihydroxy-5-(hydroxymethyl)oxolan-2-yl]pyrimidin-2-one. Grades: ≥95%. CAS No. 63527-47-9. Molecular formula: C9H12N2O5. Mole weight: 228.20.
4-Desacetyl 3-deoxy vincristine
4-Desacetyl 3-deoxy vincristine. Group: Biochemicals. Alternative Names: 4-Deacetyl-3-deoxyvincristine; O4-Deacetyl-3-deoxy-22-oxo-vincaleukoblastine; 4-Deacetyl-3-deoxyleurocristine. Grades: Highly Purified. CAS No. 99435-53-7. Pack Sizes: 1mg, 2mg, 5mg, 10mg. Molecular Formula: C44H54N4O8. US Biological Life Sciences.
Worldwide
4-Desacetyl vincristine methosulfate
4-Desacetyl vincristine methosulfate. Group: Biochemicals. Alternative Names: O4-Deacetyl-22-oxo-vincaleukoblastine methosulfate; 4-Deacetyl leurocristine. Grades: Highly Purified. CAS No. 3704-1-6. Pack Sizes: 1mg, 2mg, 5mg, 10mg. Molecular Formula: C45H58N4O13S. US Biological Life Sciences.
Worldwide
4-Deschloro-4-(2-furanylmethyl)amino furosemide
4-Deschloro-4-(2-furanylmethyl)amino furosemide. Group: Biochemicals. Alternative Names: 5- (Aminosulfonyl) -2, 4-bis[ (2-furanylmethyl) amino]benzoic acid; 2,4-Bis(furfurylamino)-5-sulfamoylbenzoic acid; Furosemide EP impurity D. Grades: Highly Purified. CAS No. 5046-19-5. Pack Sizes: 2mg, 5mg, 10mg, 25mg, 50mg. Molecular Formula: C17H17N3O6S. US Biological Life Sciences.
Worldwide
4-Desisopropyl-4-ethyl nateglinide
4-Desisopropyl-4-ethyl nateglinide. Group: Biochemicals. Alternative Names: trans-N-[ (4-Ethylcyclohexyl) carbonyl]-D-phenylalanine. Grades: Highly Purified. CAS No. 105746-45-0. Pack Sizes: 5mg, 10mg, 25mg, 50mg, 100mg. Molecular Formula: C18H25NO3. US Biological Life Sciences.
Worldwide
4-Desmethoxy-4-chloro Omeprazole
Impurity D from the synthesis of Omeprazole. Group: Biochemicals. Alternative Names: 2-[[ (4-Chloro-3, 5-dimethyl-2-pyridinyl) methyl]sulfinyl]-5-methoxy-1H-benzimidazole; 5-Methoxy-2-[[(4-Chloro-3,5-dimethyl-pyridine-2-yl)methyl]sulfinyl]-1H-benzimidazole. Grades: Highly Purified. CAS No. 863029-89-4. Pack Sizes: 1mg. US Biological Life Sciences.
Worldwide
4-Desmethoxy-4-chloro Omeprazole Sulfide
Impurity G from the synthesis of Omeprazole. Group: Biochemicals. Alternative Names: 2-[[(4-Chloro-3,5-dimethyl-2-pyridinyl)methyl]thio]-6-methoxy-1H-benzimidazole; 5-Methoxy-2-{[(4-chloro-3,5-dimethyl-pyridine-2-yl)methyl]thio}-1H-benzimidazole. Grades: Highly Purified. CAS No. 220757-74-4. Pack Sizes: 1mg. US Biological Life Sciences.
Worldwide
4-Desmethoxy-4-nitro Omeprazole
Impurity C from the synthesis of Omeprazole. Group: Biochemicals. Alternative Names: 2-[[ (3, 5-Dimethyl-4-nitro-2-pyridinyl) methyl]sulfinyl]-5-methoxy-1H-benzimidazole; 5-Methoxy-2-{(S)-[(4-nitro-3,5-dimethyl-pyridine-2-yl)methyl]sulfinyl}-1H-benzimidazole. Grades: Highly Purified. CAS No. 317807-10-6. Pack Sizes: 1mg. US Biological Life Sciences.
Worldwide
4-Desmethoxy-4-nitro Omeprazole Sulfide
Impurity F from the synthesis of Omeprazole. Group: Biochemicals. Alternative Names: 2-[[(3,5-Dimethyl-4-nitro-2-pyridinyl)methyl]thio]-5-methoxy-1H-benzimidazole; 5-Methoxy-2-{[(3,5-dimethyl-4-nitro-2-pyridinyl)methyl]thio}-1H-benzimidazole. Grades: Highly Purified. CAS No. 142885-91-4. Pack Sizes: 1mg. US Biological Life Sciences.
Worldwide
4-Desmethoxy-4-nitro Omeprazole Sulfone
Impurity B from the synthesis of Omeprazole. Group: Biochemicals. Alternative Names: 5-Methoxy-2-{[(4-nitro-3,5-dimethyl-pyridine-2-yl)methyl]sulfonyl}-1H-benzimidazo-le. Grades: Highly Purified. CAS No. 1076199-93-3. Pack Sizes: 1mg. US Biological Life Sciences.
Worldwide
4-Desmethoxy Omeprazole
4-Desmethoxy Omeprazole is a metabolite of Omeprazole. Group: Biochemicals. Alternative Names: 2-[[ (3, 5-Dimethyl-2-pyridinyl) methyl]sulfinyl]-6-methoxy-1H-benzimidazole; H 180/29. Grades: Highly Purified. CAS No. 110374-16-8. Pack Sizes: 1mg. US Biological Life Sciences.
Worldwide
4-Desmethoxy Omeprazole-d3
Labeled 4-Desmethoxy Omeprazole. 4-Desmethoxy Omeprazole is a metabolite of Omeprazole. Group: Biochemicals. Alternative Names: 2-[[ (3, 5-Dimethyl-2-pyridinyl) methyl]sulfinyl]-6- (methoxy-d3) -1H-benzimidazole; H 180/29-d3. Grades: Highly Purified. Pack Sizes: 1mg. US Biological Life Sciences.
Worldwide
4-Desmethoxy Omeprazole-d3 Sulfide
Omeprazole derivative. Group: Biochemicals. Alternative Names: 2-[[(3,5-Dimethyl-2-pyridinyl)methyl]thio]-6-methoxy-1H-benzimidazole-d3. Grades: Highly Purified. Pack Sizes: 2.5mg. US Biological Life Sciences.
Worldwide
4-Desmethoxy Omeprazole Sulfide
4-Desmethoxy Omeprazole Sulfide is an impurity of Omeprazole. Omeprazole is a proton pump inhibitor used in the treatment of dyspepsia. It binds to the proton pump hydrogen-potassium adenosine triphosphatase (H+/K+ ATPase) and inhibits its activity and the parietal cell secretion of H+ ions into the gastric lumen. Alternative Names: 5-Methoxy-2-[[(3,5-dimethylpyridin-2-yl)methyl]sulphanyl]-1H-benzimidazole; 5-Methoxy-2-[[(3,5-dimethylpyridin-2-yl)methyl]sulphanyl]-1H-benzimidazole. Grades: >95%. CAS No. 704910-89-4. Molecular formula: C16H17N3OS. Mole weight: 299.39.
4-Desmethoxypropoxyl-4-chloro rabeprazole
4-Desmethoxypropoxyl-4-chloro rabeprazole. Group: Biochemicals. Alternative Names: 2-[[ (4-Chloro-3-methyl-2-pyridinyl) methyl]sulfinyl]-1H-benzimidazole. Grades: Highly Purified. CAS No. 168167-42-8. Pack Sizes: 1mg, 2mg, 5mg, 10mg. Molecular Formula: C14H12ClN3OS. US Biological Life Sciences.
Worldwide
4-Desmethoxypropoxyl-4-chloro Rabeprazole
An impurity of Rabeprazole. Rabeprazole is a proton pump inhibitor as an antiulcer drug. Alternative Names: Rabeprazole Related Compound F; 2-[[(4-Chloro-3-methyl-2-pyridinyl)methyl]sulfinyl]-1H-benzimidazole. Grades: > 95%. CAS No. 168167-42-8. Molecular formula: C14H12ClN3OS. Mole weight: 305.79.
4-Desmethoxypropoxyl-4-chloro Rabeprazole Sulfide
A process impurity of Rabeprazole. Group: Biochemicals. Alternative Names: 2-[(4-Chloro-3-methyl-2-pyridinyl)methylthio]-1H-benzimidazole. Grades: Highly Purified. CAS No. 103312-62-5. Pack Sizes: 5mg. US Biological Life Sciences.
Worldwide
4-Desmethoxypropoxyl-4-chloro Rabeprazole Sulfone
A process impurity of Rabeprazole. Group: Biochemicals. Alternative Names: 2-[[ (4-Chloro-3-methyl-2-pyridinyl) methyl]sulfonyl-1H-benzimidazole. Grades: Highly Purified. CAS No. 1159977-27-1. Pack Sizes: 5mg. US Biological Life Sciences.
Worldwide
4-Desmethoxypropoxyl-4-methoxy rabeprazole
4-Desmethoxypropoxyl-4-methoxy rabeprazole. Group: Biochemicals. Alternative Names: 2-[[ (4-Methoxy-3-methyl-2-pyridinyl) methyl]sulfinyl]-1H-benzimidazole. Grades: Highly Purified. CAS No. 102804-77-3. Pack Sizes: 1mg, 2mg, 5mg, 10mg. Molecular Formula: C15H15N3O2S. US Biological Life Sciences.
Worldwide
4-Desmethoxypropoxyl-4-methoxy Rabeprazole
An impurity of Rabeprazole. Rabeprazole is a proton pump inhibitor as an antiulcer drug. Alternative Names: Rabeprazole methoxy analog; 2-[[(4-Methoxy-3-methyl-2-pyridinyl)methyl]sulfinyl]-1H-benzimidazole. Grades: > 95%. CAS No. 102804-77-3. Molecular formula: C15H15N3O2S. Mole weight: 301.37.
4-Desmethoxypropoxyl-4-methylthio rabeprazole
4-Desmethoxypropoxyl-4-methylthio rabeprazole. Group: Biochemicals. Alternative Names: 2- [ [ [3-Methyl-4- (methylthio) -2-pyridinyl] methyl] sulfinyl] -1H-benzimidazole. Grades: Highly Purified. CAS No. 99487-86-2. Pack Sizes: 1mg, 2mg, 5mg, 10mg. Molecular Formula: C15H15N3OS2. US Biological Life Sciences.
Worldwide
4-Desmethyl-2-methyl Celecoxib
4-Desmethyl-2-methyl Celecoxib is an analog of Celecoxib, a cyclooxygenase 2 inhibitor. Alternative Names: 4-[5-(2-Methylphenyl)-3-trifluoromethyl-1H-pyrazol-1-yl]benzenesulfonamide; Celecoxib 2-Methyl Analog; 4-(5-o-Tolyl-3-trifluoromethyl-pyrazol-1-yl)-benzenesulfonamide. Grades: > 95%. CAS No. 170569-99-0. Molecular formula: C17H14F3N3O2S. Mole weight: 381.38.
4-Desmethyl-3-methyl Celecoxib
A meta positional isomer of Celecoxib with selective inhibitory activity against human cyclooxygenase-2. Group: Biochemicals. Alternative Names: 4-[5-(3-Methylphenyl)-3-trifluoromethyl-1H-pyrazol-1-yl]benzenesulfonamide. Grades: Highly Purified. CAS No. 170570-01-1. Pack Sizes: 25mg. US Biological Life Sciences.
Worldwide
4'-Desmethyl-6'-tosylmycophenolic acid
4'-Desmethyl-6'-tosylmycophenolic acid. Group: Biochemicals. Alternative Names: (E) -6-[1, 3-Dihydro-6-hydroxy-7-methyl-4-[[ (4-methylphenyl) sulfonyl]oxy]-3-oxo-5-isobenzofuranyl]-4-methyl-4-hexenoic acid. Grades: Highly Purified. CAS No. 171808-03-0. Pack Sizes: 5mg, 10mg, 25mg, 50mg, 100mg. Molecular Formula: C23H24O8S. US Biological Life Sciences.
Worldwide
4'-Desmethyl-6'-tosylmycophenolic acid
4'-Desmethyl-6'-tosylmycophenolic acid. Alternative Names: (E)-6-[1,3-Dihydro-6-hydroxy-7-methyl-4-[[(4-methylphenyl)sulfonyl]oxy]-3-oxo-5-isobenzofuranyl]-4-methyl-4-hexenoic Acid. CAS No. 171808-03-0. Purity: 96%. Product ID: ACM171808030. Molecular formula: C23H24O8S. Mole weight: 460.50. IUPAC Name: 6-[6-hydroxy-7-methyl-4-(4-methylphenyl)sulfonyloxy-3-oxo-1H-2-benzofuran-5-yl]-4-methylhex-4-enoic acid. Alfa Chemistry - ISO 9001:32057 Certified.
4-Desmethyl Istradefylline
4-Desmethyl Istradefylline. Group: Biochemicals. Alternative Names: (E)-1,3-Diethyl-3,7-dihydro-8-[2-(4-hydroxy-3-methoxyphenyl)ethenyl]-7-methyl-1H-purine-2,6-dione. Grades: Highly Purified. CAS No. 160434-48-0. Pack Sizes: 10mg. Molecular Formula: C19H22N4O4, Molecular Weight: 370.4. US Biological Life Sciences.
Worldwide
4-Desmethyl Istradefylline-d3,13C
4-Desmethyl Istradefylline-d3,13C. Group: Biochemicals. Alternative Names: (E)-1,3-Diethyl-3,7-dihydro-8-[2-(4-hydroxy-3-methoxyphenyl)ethenyl]-7-methyl-1H-purine-2,6-dione-d3, 13C. Grades: Highly Purified. Pack Sizes: 1mg. Molecular Formula: C1813CH19D3N4O4, Molecular Weight: 374.41. US Biological Life Sciences.
Worldwide
4-Despiperidinyl-4-hydroxy dipyridamole
4-Despiperidinyl-4-hydroxy dipyridamole. Group: Biochemicals. Alternative Names: 2, 6-Bis[bis (2-hydroxyethyl) amino]-8- (1-piperidinyl) pyrimido[5, 4-d]pyrimidin-4 (3H) -one. Grades: Highly Purified. CAS No. 68006-07-5. Pack Sizes: 1mg, 2mg, 5mg, 10mg. Molecular Formula: C19H31N7O5. US Biological Life Sciences.
Worldwide
4-Di-10-ASP
4-Di-10-ASP is a fluorescent lipophilic tracer (Excitation 485 nm; Emission 620 nm). 4-Di-10-ASP can be used to stain phospholipid membranes in a specific manner[1][2]. Uses: Scientific research. Category: Signaling pathways. CAS No. 95378-73-7. Pack Sizes: 10 mM * 1 mL in DMSO; 5 mg; 10 mg; 25 mg; 50 mg; 100 mg. Product ID: HY-D1630.
4-Di-2-ASP
4-Di-2-ASP, a styryl pyridinium fluorescent dye, is a vital mitochondrial marker. 4-Di-2-ASP shows reliable and specific labelling of pulmonary NEBs (neuroepithelial bodies)[1]. Uses: Scientific research. Category: Signaling pathways. CAS No. 105802-46-8. Pack Sizes: 10 mM * 1 mL in DMSO; 5 mg; 10 mg. Product ID: HY-D0060.
4-(Di-(2-chloroethyl)amino)-2-methoxybenzaldehyde
4-(Di-(2-chloroethyl)amino)-2-methoxybenzaldehyde. Alternative Names: NSC138565, CID283634, 17126-76-0. CAS No. 17126-76-0. Purity: 96%. Product ID: ACM17126760. Molecular formula: C12H15Cl2NO2. Mole weight: 276.159000 [g/mol]. IUPAC Name: 4-[bis(2-chloroethyl)amino]-2-methoxybenzaldehyde. Alfa Chemistry - ISO 9001:32057 Certified.
4-(Diacetoxymethyl)phenylboronic acid
4-(Diacetoxymethyl)phenylboronic acid. CAS No. 1256346-39-0. Purity: 98%. Product ID: ACM1256346390. Molecular formula: C11H13BO6. Alfa Chemistry - ISO 9001:32057 Certified.
4-Diazo-3-methoxy-2,5-cyclohexadien-1-one
It is produced by the strain of Penicillum funiculosum. It has favourable anti-anaerobe activity. MIC: 0.4μg/mL for Clostridium and Bacterioids, 0.2μg/mL for Haemophilus, <0.05μg/mL for Clostridium and digestive Streptococcus. And it has a weak antibacterial effect on aerobic bacteria. Alternative Names: 2,5-Cyclohexadien-1-one,4-diazo-3-methoxy-; 4-diazonio-3-methoxyphenolate; SQ 30957. CAS No. 105114-23-6. Molecular formula: C7H6N2O2. Mole weight: 150.13.
4-(Dibenzylamino)benzaldehyde-N,N-diphenylhydrazone. Uses: For analytical and research use. CAS No. 85171-94-4. Mole weight: 467.60. Catalog: AP85171944.
4-(Dibutylamino)benzaldehyde (CAS# 90134-10-4) is a stain/dye. Dyes and metabolites. Alternative Names: 4-(dibutylamino)benzaldehyde. CAS No. 90134-10-4. Molecular formula: C15H23NO. Mole weight: 233.35.
4-Dichloromethyl-4-methyl-2,5-cyclohexadienone
Crystalline. CAS No. 6611-78-5. Pack Sizes: Typically in stock: 5g. Mole weight: 191.06. MP/BP: M.P. 54-55. Order No: FR-1147.
Alfa Chemistry offers high-purity 4-(Dicyanomethylene)-2-methyl-6-[2-(2,3,6,7-tetrahydro-1H,5H-benzo[ij]quinolizin-9-yl)vinyl]-4H-pyran products for various research purposes. Please contact us by email if you do not find the specification you are looking for on this page. Alternative Names: DCM 2. 4-(Dicyanomethylene)-2-[2-(julolidin-9-yl)vinyl]-6-methyl-4H-pyran. CAS No. 51325-95-2. Molecular formula: C23H21N3O. Mole weight: 355.44. Purity: >97.0%(HPLC)(N). IUPAC Name: 2-[2-[(E)-2-(1-azatricyclo[7.3.1.05,13]trideca-5,7,9(13)-trien-7-yl)ethenyl]-6-methylpyran-4-ylidene]propanedinitrile. SMILES: CC1=CC(=C(C#N)C#N)C=C(O1)C=CC2=CC3=C4C(=C2)CCCN4CCC3. InChI: InChI=1S/C23H21N3O/c1-16-10-20(21(14-24)15-25)13-22(27-16)7-6-17-11-18-4-2-8-26-9-3-5-19(12-17)23(18)26/h6-7,10-13H,2-5,8-9H2,1H3/b7-6+.
DCM is a laser dye. Alternative Names: DCM; [2-[2-[4-(dimethylamino)phenyl]ethenyl]-6-methyl-4H-pyran-4-ylidene]-propanedinitrile. Grades: >98%. CAS No. 51325-91-8. Molecular formula: C19H17N3O. Mole weight: 303.36.
Alfa Chemistry offers high-purity 4-(Dicyanomethylene)-2-methyl-6-(4-dimethylaminostyryl)-4H-pyran products for various research purposes. Please contact us by email if you do not find the specification you are looking for on this page. Alternative Names: DCM. CAS No. 51325-91-8. Molecular formula: C19H17N3O. Mole weight: 303.37. Purity: >95.0%(HPLC). IUPAC Name: 2-[2-[(E)-2-[4-(dimethylamino)phenyl]ethenyl]-6-methylpyran-4-ylidene]propanedinitrile. SMILES: CC1=CC(=C(C#N)C#N)C=C(O1)C=CC2=CC=C(C=C2)N(C)C. InChI: InChI=1S/C19H17N3O/c1-14-10-16(17(12-20)13-21)11-19(23-14)9-6-15-4-7-18(8-5-15)22(2)3/h4-11H,1-3H3.