4-(((6-Amino-2,3-diphenylpyrido[2,3-b]pyrazin-8-yl)amino)methyl)benzenesulfonamide CAS 21271-90-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 21271-90-9 |
| Molecular Formula | C26H22N6O2S |
| Molecular Weight | 482.56 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(((6-Amino-2,3-diphenylpyrido[2,3-b]pyrazin-8-yl)amino)methyl)benzenesulfonamide (CAS 21271-90-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C26H22N6O2S. Molecular weight: 482.56 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C26H22N6O2S |
| Molecular Weight | 482.56 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 19.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Nitrogen Atoms | 6 |
| Sulfur Atoms | 1 |
Related Amino Standards
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- N-(6-Amino-1-(4-fluorophenyl)-3-methyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)-3,5-di-tert-butyl-4-hydroxybenzamide (CAS 176378-79-3)
- 2-Amino-9-((2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-8-(pyren-2-ylamino)-1H-purin-6(9H)-one (CAS 134249-04-0)
- 4-((6-Amino-1-(4-methoxyphenyl)-3-methyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)carbamoyl)-1,2-phenylene diacetate (CAS 176379-15-0)
- 3-((6-Amino-1-(4-methoxyphenyl)-3-methyl-2,4-dioxo-1,2,3,4-tetrahydropyrimidin-5-yl)carbamoyl)-1,2-phenylene diacetate (CAS 176379-43-4)
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Recommended Standards
- 2-(4-((2-Methoxy-5-(6-methyl-[1,2,4]triazolo[3,4-a]phthalazin-3-yl)phenyl)sulfonyl)piperazin-1-yl)ethanol (CAS 573935-11-2)
- Acid-PEG7-t-butyl ester (CAS 2134235-86-0)
- Decyl a-D-Maltopyranoside (CAS 168037-12-5)
- (S)-2-((S)-6-Bromo-2,3-dihydro-1H-inden-1-yl)-2-((tert-butoxycarbonyl)amino)acetic acid (CAS 2548700-54-3)
- Lead tantalate (CAS 12065-68-8)
- 3-(Hydrazinecarbonyl)-N-(4-methoxyphenyl)benzene-1-sulfonamide (CAS 145352-96-1)
- 2-Methylquinoline-5,8-disulfonic acid (CAS 782403-86-5)
- (2-(Sec-butyl)-6-(piperidin-3-yl)pyridin-4-yl)boronic acid (CAS 2225152-73-6)
- (2-Chloro-3-fluorophenyl)hydrazine (CAS 1138218-48-0)
- Liraglutide Impurity 19 TFA Salt (CAS CATO-C4X-199219)
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