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4,4'-Diaminostilbene-2,2'-disulfonic Acid 4,4'-diamino-2,2'-stilbenedisulfonic acid appears as odorless yellowish microscopic needles or cream-colored powder. pH approximately 4.3 at 30 g/L water (suspension). (NTP, 1992);DryPowder. Group: Monomerspolymers. CAS No. 81-11-8. Product ID: 5-amino-2-[(E)-2-(4-amino-2-sulfophenyl)ethenyl]benzenesulfonic acid. Molecular formula: 370.4g/mol. Mole weight: C14H14N2O6S2. C1=CC (=C (C=C1N)S (=O) (=O)O)C=CC2=C (C=C (C=C2)N)S (=O) (=O)O. InChI=1S/C14H14N2O6S2/c15-11-5-3-9 (13 (7-11)23 (17, 18)19)1-2-10-4-6-12 (16)8-14 (10)24 (20, 21)22/h1-8H, 15-16H2, (H, 17, 18, 19) (H, 20, 21, 22)/b2-1+. REJHVSOVQBJEBF-OWOJBTEDSA-N. Alfa Chemistry Materials 4
4,4'-Diaminostilbene-2,2'-disulfonic acid, 95+% 4,4'-Diaminostilbene-2,2'-disulfonic acid, 95+%. Group: Biochemicals. Alternative Names: 2,2'-(1,2-Ethenediyl)bis[5-amino-benzenesulfonic acid; 4,4'-Diamino-2,2'-stilbenedisulfonic acid; 2,2'-Disulfo-4,4'-stilbenediamine. Grades: Highly Purified. CAS No. 81-11-8. Pack Sizes: 25g, 50g, 100g, 250g, 500g. Molecular Formula: C14H14N2O6S2. US Biological Life Sciences. USBiological 7
Worldwide
Amsonic acid sodium salt Amsonic acid sodium salt. Uses: Designed for use in research and industrial production. Additional or Alternative Names: Amsonic acid disodium salt, Flavonic acid disodium salt, CCRIS 4430, 81-11-8 (Parent), EINECS 230-847-3, Diaminostilbene disulphonate disodium salt, CID6433499, LS-1626, 2,2-Disulfo-4,4-stilbenediamine disodium salt, Disodium 4,4-diaminostilbene-2,2-disulphonate, p,p-Diaminostilbene-o,o-disulfonic acid disodium salt, 4,4-DIAMINO-2,2-STILBENEDISULFONIC ACID, 4,4-Diamino-2,2-stilbenedisulfonic acid, disodium salt, 2,2-Stilbenedisulfonic acid, 4,4-diamino-, disodium salt, disodium disodium 4,4-diaminostilbene-2,2-disulfonate, 2,2-(1,2-Ethenediyl)bis(5-aminobenzenesulfonic acid) disodium salt, 2,3-(1,2-Ethenediyl)bis(5-aminobenzenesulfonic acid) disodium salt, 4,4-Diamino-2,2-Stilbenedisulfonic Acid Disodium Salt, disodium 2,2-ethene-1,2-diylbis(5-aminobenzenesulfonate), Benzenesulfonic acid, 2,2-(1,2-ethanediyl)bis(5-amino-, disodium salt. Product Category: Heterocyclic Organic Compound. CAS No. 7336-20-1. Molecular formula: C14H12N2Na2O6S2. Mole weight: 414.364420 [g/mol]. Purity: 0.96. IUPACName: disodium 2-amino-5-[(E)-2-(4-amino-2-sulfonatophenyl)ethenyl]benzenesulfonate. Product ID: ACM7336201. Alfa Chemistry — ISO 9001:2015 Certified. Alfa Chemistry. 5

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