A directory of where to buy chemicals in the USA, including: distributors, industrial manufacturers, bulk supplies and wholesalers of raw ingredients & finished goods.
2, 8-Dibromodibenzothiophen e is used as a starting material or intermediate for synthesizing novel 2,8-disubstituted dibenzothiophenes via palladium-catalyzed C-N or C-C bond formation. 2, 8-Dibromodibenzothiophen e is also used as a starting material to create organic electroluminescent derivatives. Group: Biochemicals. Grades: Highly Purified. CAS No. 31574-87-5. Pack Sizes: 500mg, 5g. Molecular Formula: C12H6Br2S. US Biological Life Sciences.
2, 8-Dichloro-6, 12-diphenyldibenzo[b, f][1, 5]diazocine is synthesized from 2-aminobenzophenones (A603490) with a Lewis acid as condensing agent. Group: Biochemicals. Grades: Highly Purified. CAS No. 3646-61-5. Pack Sizes: 1g, 10g. Molecular Formula: C26H16Cl2N2, Molecular Weight: 427.32. US Biological Life Sciences.
2, 8-Dichloro-6, 12-diphenyldibenzo[b, f][1, 5]diazocine-d10 is an isotope analog of 2, 8-Dichloro-6, 12-diphenyldibenzo[b, f][1, 5]diazocine (D434065). 2, 8-Dichloro-6, 12-diphenyldibenzo[b, f][1, 5]diazocine is synthesized from 2-aminobenzophenones (A603490) with a Lewis acid as condensing agent. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 2.5mg, 25mg. Molecular Formula: C26H6D10Cl2N2, Molecular Weight: 437.39. US Biological Life Sciences.
Worldwide
2,8-Dichlorodibenzofuran
2,8-Dichlorodibenzofuran is a standard used in environmental testing and research such as the study of the thermal decomposition of endosulfan and the resulting formation of PCDD/F environmental toxins. Group: Biochemicals. Grades: Highly Purified. CAS No. 5409-83-6. Pack Sizes: 250ug, 500ug. Molecular Formula: C12H6Cl2O, Molecular Weight: 237.08. US Biological Life Sciences.
Worldwide
2,8-Dichloroquinoline
2,8-Dichloroquinoline. Group: Biochemicals. Grades: Highly Purified. CAS No. 4470-83-1. Pack Sizes: 1g, 2g, 5g, 10g, 25g. US Biological Life Sciences.
2,8-Difluorodibenzo[b,d]thiophene. CAS No. 80017-76-1. Molecular formula: C12H6F2S. Mole weight: 220.24.
2,8-Dihydroxy-3-naphthoic acid
2,8-Dihydroxy-3-naphthoic acid. Alternative Names: 2,3-dihydroxy-1-naphthalenecarboxylicaci;2,3-dihydroxy-1-naphthoicaci;2,3-dihydroxynaphthoicacid;2,3-Dihydroxy-1-naphthoic acid. CAS No. 16715-77-8. Product ID: ACM16715778. Molecular formula: C11H8O4. Mole weight: 204.18. Alfa Chemistry - ISO 9001:32057 Certified.
2,8-Dihydroxyadenine
2,8-Dihydroxyadenine is a derivative of adenine which accumulates in 2,8 dihydroxy-adenine urolithiasis. Group: Biochemicals. Grades: Highly Purified. CAS No. 30377-37-8. Pack Sizes: 2.5mg, 25mg. Molecular Formula: C5H5N5O2. US Biological Life Sciences.
2,8-Dimethyladenosine is a nucleoside analog, adroitly serving as a chemical probe to facilitate the comprehensive exploration of RNA modifications and their intricate interplay with RNA's formidable structure and multifaceted functionality. Synonyms: (2R,3R,4S,5R)-2-(6-Amino-2,8-dimethyl-9H-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol; Adenosine, 2,8-dimethyl-. Grade: ≥95% by HPLC. CAS No. 63954-66-5. Molecular formula: C12H17N5O4. Mole weight: 295.29.
2,8-Dimethyladenosine
2,8-Dimethyladenosine is an adenosine analogue. Adenosine analogs mostly act as smooth muscle vasodilators and have also been shown to inhibit cancer progression. The popular products in this series are adenosine phosphate, Acadesine (HY-13417), Clofarabine (HY-A0005), Fludarabine phosphate (HY-B0028) and Vidarabine (HY-B0277)[1]. Uses: Scientific research. Category: Signaling pathways. CAS No. 63954-66-5. Pack Sizes: 1 mg; 5 mg; 10 mg. Product ID: HY-152702.
2,8-Dimethylanthra[2,3-b:6,7-b']dithiophene (purified by sublimation)
2,8-Dimethylanthra[2,3-b:6,7-b']dithiophene (purified by sublimation). Alternative Names: anti-DMADT (purified by sublimation). CAS No. 1019983-99-3. Molecular formula: C20H14S2. Mole weight: 318.45. Purity: >99.0%(T). IUPAC Name: 7,17-dimethyl-6,16-dithiapentacyclo[11.7.0.03,11.05,9.015,19]icosa-1,3(11),4,7,9,12,14,17,19-nonaene. SMILES: CC1=CC2=CC3=CC4=C(C=C5C=C(SC5=C4)C)C=C3C=C2S1. InChI: InChI=1S/C20H14S2/c1-11-3-17-7-13-5-16-10-20-18(4-12(2)22-20)8-14(16)6-15(13)9-19(17)21-11/h3-10H,1-2H3.
2,8-Dimethylanthra[2,3-b:7,6-b']dithiophene (purified by sublimation)
2,8-Dimethylanthra[2,3-b:7,6-b']dithiophene (purified by sublimation). Alternative Names: syn-DMADT (purified by sublimation). CAS No. 1392416-39-5. Molecular formula: C20H14S2. Mole weight: 318.45. Purity: >97.0%(HPLC). IUPAC Name: 7,17-dimethyl-6,18-dithiapentacyclo[11.7.0.03,11.05,9.015,19]icosa-1(13),2,4,7,9,11,14,16,19-nonaene. SMILES: CC1=CC2=CC3=CC4=C(C=C3C=C2S1)C=C5C(=C4)C=C(S5)C. InChI: InChI=1S/C20H14S2/c1-11-3-17-7-13-5-14-8-18-4-12(2)22-20(18)10-16(14)6-15(13)9-19(17)21-11/h3-10H,1-2H3.
2, 8-Di methyl dibenzothiophene
2, 8-Di methyl dibenzothiophene is used as a sulfur source in microbiology experiments conducted with desulfurizing bacterium. Group: Biochemicals. Grades: Highly Purified. CAS No. 1207-15-4. Pack Sizes: 250mg, 2.5g. Molecular Formula: C14H12S. US Biological Life Sciences.
2,8-Dimethylquinoline. Alternative Names: Quinoline, 2,8-dimethyl-;2,8-DIMETHYLQUINOLINE. CAS No. 1463-17-8. Product ID: ACM1463178. Molecular formula: C11H11N. Mole weight: 157.21. Alfa Chemistry - ISO 9001:32057 Certified.
28-epi-Rapamycin
An epimer of Rapamycin. Rapamycin is a macrolide compound. It inhibits activation of T cells and B cells by reducing the production of interleukin-2. Rapamycin can be used to coat coronary stents and prevent organ transplant rejection. Synonyms: 28-epi-Rapamycin; (31S)-Rapamycin. Grade: > 95%. CAS No. 253431-35-5. Molecular formula: C51H79NO13. Mole weight: 914.2.
28-Epirapamycin
28-Epirapamycin is an epimer of Rapamycin (R124000), a triene macrolide antibiotic isolated from Streptomyces hygroscopicus. Name derived from the native word for Easter Island, RapaNui. Used as an immunosuppressant; antirestenotic. Sirolimus (INN/USAN), also known as rapamycin, is an immunosuppressant drug used to prevent rejection in organ transplantation; it is especially useful in kidney transplants. Group: Biochemicals. Grades: Highly Purified. CAS No. 253431-35-5. Pack Sizes: 2.5mg, 25mg. Molecular Formula: C51H79NO13. US Biological Life Sciences.
Worldwide
28-Ethyl-d4-hydroxy Rapamycin
28-Ethyl-d4-hydroxy Rapamycin is the labeled analogue of 28-Ethylhydroxy Rapamycin (E678640), an impurity of Everolimus (E945400),a derivative of Rapamycin. Everolimus inhibits cytokine-mediated lymphocyte proliferation. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg, 10mg. Molecular Formula: C53H79D4NO14, Molecular Weight: 962.25. US Biological Life Sciences.
Worldwide
28-Ethylhydroxy Everolimus-d4 Impurity
28-Ethylhydroxy Everolimus-d4 Impurity is a deuterium labelled 28-Ethylhydroxy-everolimus Impurity (E945435). It is also an impurity of Everolimus (E945400), which is a derivative of Rapamycin (R124000). Everolimus inhibits cytokine-mediated lymphocyte proliferation. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 1mg. Molecular Formula: C55H83D4NO15, Molecular Weight: 1006.3. US Biological Life Sciences.
Worldwide
28-Ethylhydroxy Everolimus Impurity
28-Ethylhydroxy Everolimus Impurity is an impurity of Everolimus (E945400), which is a derivative of Rapamycin (R124000). Everolimus inhibits cytokine-mediated lymphocyte proliferation. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 2.5mg, 5mg. Molecular Formula: C55H87NO15, Molecular Weight: 1002.28. US Biological Life Sciences.
Worldwide
28-Homo castasterone
28-Homo castasterone. Group: Biochemicals. Alternative Names: (2a,3a,5a,22R,23R)-2,3,22,23-Tetrahydroxystigmastan-6-one; (24S)-24-Ethylbrassinone; Homocastasterone. Grades: Highly Purified. CAS No. 83509-42-6. Pack Sizes: 25mg, 50mg, 100mg, 250mg, 500mg. Molecular Formula: C29H50O5. US Biological Life Sciences.
Worldwide
2-[ (8-Hydroxy-2-naphthalenyl) oxy]acetic acid
2-[ (8-Hydroxy-2-naphthalenyl) oxy]acetic acid. Group: Biochemicals. Alternative Names: [ (8-Hydroxy-2-naphthalenyl) oxy]acetic acid; [(8-Hydroxy-2-naphthyl)oxy]acetic acid. Grades: Highly Purified. CAS No. 72836-77-2. Pack Sizes: 1mg, 2mg, 5mg, 10mg. Molecular Formula: C12H10O4. US Biological Life Sciences.
Worldwide
28-Hydroxy-3-oxoolean-12-en-29-oic acid
28-Hydroxy-3-oxoolean-12-en-29-oic acid is a natural triterpenoid found in the herbs of Celastrus paniculatus. Synonyms: 28-Hydroxy-3-oxoolean-12-en-29-oic acid. Grade: >98%. CAS No. 381691-22-1. Molecular formula: C30H46O4. Mole weight: 470.69.
28-Nor Brassinolide-d3 is an isotopic analog of 28-Nor Brassinolide (N661280), which is a metabolite of Brassinolide (B677050). A new type of modified brassinosteroids for enzyme-linked immunosorbent assay. Group: Biochemicals. Grades: Highly Purified. CAS No. 313350-52-6. Pack Sizes: 1mg, 5mg. Molecular Formula: C27H43D3O6, Molecular Weight: 469.67. US Biological Life Sciences.
Worldwide
28-O-Methyl-rapamycin
28-O-Methyl-rapamycin is a derivative of Rapamycin (R124000), a triene macrolide antibiotic isolated from Streptomyces hygroscopicus. Name derived from the native word for Easter Island, RapaNui. Used as an immunosuppressant; antirestenotic. Sirolimus (INN/USAN), also known as rapamycin, is an immunosuppressant drug used to prevent rejection in organ transplantation; it is especially useful in kidney transplants. Group: Biochemicals. Grades: Highly Purified. CAS No. 159351-88-9. Pack Sizes: 1mg. Molecular Formula: C52H81NO13. US Biological Life Sciences.
Worldwide
28-Oxo Ivermectin B1a (Impurity)
28-Oxo Ivermectin B1a is an impurity of Ivermectin (I940800), an antiparasitic drug that is active against a wide variety of nematode and arthropod parasites and is used to treat scabies and lice in humans. Group: Biochemicals. Grades: Highly Purified. CAS No. 102190-55-6. Pack Sizes: 5mg, 50mg. Molecular Formula: C48H72O15. US Biological Life Sciences.
Disubstituted thianthrene. New aromatic polyamides from thianthrene dicarboxylic acids and aromatic diamines. Polyamides containing the new diacids showed good thermal stabilities and enhanced solubilities over typical aramides. Group: Biochemicals. Grades: Highly Purified. CAS No. 154341-97-6. Pack Sizes: 25mg. US Biological Life Sciences.