2-Amino-9-(((2-hydroxyethyl)thio)methyl)-1H-purin-6(9H)-one CAS 81475-41-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 81475-41-4 |
| Molecular Formula | C8H11N5O2S |
| Molecular Weight | 241.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Amino-9-(((2-hydroxyethyl)thio)methyl)-1H-purin-6(9H)-one (CAS 81475-41-4) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H11N5O2S. Molecular weight: 241.27 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C8H11N5O2S |
| Molecular Weight | 241.27 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 1 |
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- 3-(6-Amino-8-mercapto-3H-purin-3-yl)-2-oxopropanal (CAS 374705-10-9)
- 3-(6-Amino-8-mercapto-9H-purin-9-yl)-2-oxopropanal (CAS 69400-33-5)
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Recommended Standards
- 2-[2-(1,1-Dioxido-1,2-benzisothiazol-3-yl)-hydrazino]ethanol (CAS 350609-36-8)
- 2-Methyl-5-((methylsulfonyl)methyl)pyrazolo[1,5-a]pyrimidin-7(1H)-one (CAS 383147-76-0)
- 2-[1-(1,1-Dioxido-1,2-benzisothiazol-3-yl)-hydrazino]ethanol (CAS 312500-56-4)
- 4-Chloro-N-(cyclopropylmethyl)pyrimidin-2-amine (CAS 928650-29-7)
- 4-Chloro-1-(cyclopropylmethyl)-6-(trifluoromethyl)-1H-pyrazolo[3,4-d]pyrimidine (CAS 1443287-85-1)
- 4-(Imidazo[1,2-a]pyridin-2-yl)azetidin-2-one (CAS 1494229-83-2)
- Ethyl 2-formylthiophene-3-carboxylate (CAS 67808-70-2)
- 5-((4-Chlorophenyl)sulfonyl)-4-(2,4-dichlorophenyl)-N,N-dimethylpyrimidin-2-amine (CAS 339110-24-6)
- (S)-1-(tert-Butoxycarbonyl)-4-(5-nitropyridin-2-yl)piperazine-2-carboxylic acid 1787002-20-3 (CAS 1787002-20-3)
- Semaglutide Impurity 176 (CAS CATO-C4X-2226176)
Why CATO?
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