4-Amino-2-(cinnamylthio)-5-methylthieno[2,3-d]pyrimidine-6-carboxylic acid CAS 881446-20-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 881446-20-4 |
| Molecular Formula | C17H15N3O2S2 |
| Molecular Weight | 357.45 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 4-Amino-2-(cinnamylthio)-5-methylthieno[2,3-d]pyrimidine-6-carboxylic acid (CAS 881446-20-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C17H15N3O2S2. Molecular weight: 357.45 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C17H15N3O2S2 |
| Molecular Weight | 357.45 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |
Related Amino Standards
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- Ethyl 3-amino-2,6-dibromo-4-chlorobenzoate (CAS 1208077-33-1)
- 3-Amino-2,4-dibromo-6-chloro-5-ethylbenzoic acid (CAS 1208077-67-1)
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Recommended Standards
- 4,5-Dichloro-2-(2,4,5-trichlorophenoxy)aniline (CAS 58802-25-8)
- 4-Methyl-N-(4-(phenylsulfonyl)thiophen-3-yl)benzamide (CAS 860611-18-3)
- 4-(Methanesulfonylmethyl)-6-(phenylsulfanyl)-2-(pyridin-4-yl)pyrimidine (CAS 338967-59-2)
- N-Benzoyl-Val-Gly-Arg p-nitroanilide Hydrochloride (CAS 64815-80-1)
- 3-Amino-4-ethoxybenzamide (CAS 103796-65-2)
- 2-Chloro-1-iodo-4-isocyanatobenzene (CAS 1261790-72-0)
- Ethyl 5-acetyl-2-amino-4-methylthiophene-3-carboxylate (CAS 57773-41-8)
- 4-Bromo-6-ethylquinoline (CAS 1070879-25-2)
- 1,2,3,4-Tetrahydroisoquinoline-5-carboxylic acid (CAS 1044764-16-0)
- Semaglutide impurity 244(Fmoc-His(Fmoc)-Aib-OH) (CAS CATO-C4X-2226244)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com