2-Methyl-5,7-dihydrothieno[3,4-d]pyrimidine CAS 36267-71-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 36267-71-7 |
| Molecular Formula | C7H8N2S |
| Molecular Weight | 152.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-Methyl-5,7-dihydrothieno[3,4-d]pyrimidine (CAS 36267-71-7), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C7H8N2S. Molecular weight: 152.22 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C7H8N2S |
| Molecular Weight | 152.22 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1967 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- 6,7-Dihydrothieno[3,2-d]pyrimidin-2-amine (CAS 1332627-32-3)
- 3-methyl-5,6-dihydrothieno[2,3-c]pyrrol-4-one (CAS 2789682-54-6)
- 5,7-Dihydrothieno[3,4-d]pyrimidin-4-ol (CAS 5719-29-9)
- (2,3-Dihydrothieno[3,4-b]furan-6-yl)methanol (CAS 2314461-86-2)
- 2,3-Dihydrothieno[3,4-b][1,4]dioxin-5-amine (CAS 932371-14-7)
- 4,6-Dihydrothieno[3,4-b]thiophene (CAS 7712-08-5)
- 4-Methyl-2,3-dihydrothieno[2,3-c]furan (CAS 100103-52-4)
- 6,7-Dihydrothieno[3,2-c]pyridine (CAS 107112-93-6)
Recommended Standards
- 2-Methy-4-Thioisonicotinicamide (CAS 3390-77-0)
- 3,6-dimethylimidazo[2,1-b][1,3]thiazole (CAS 25944-60-9)
- 2-Amino-N,N-dimethylethane-1-sulfonamide (CAS 91893-70-8)
- 1,2-Diethyl-9,10-dihydroacridine (CAS 106100-38-3)
- 4-(2-Chloro-5-methylphenyl)piperidine (CAS 1044768-92-4)
- (2R,5S)-2,5-dimethylpiperazine (CAS 1119702-25-8)
- 3-((4-Bromophenyl)sulfonyl)-N-(3-ethylphenyl)thieno[2,3-e][1,2,3]triazolo[1,5-a]pyrimidin-5-amine (CAS 892750-79-7)
- Calcium cyclohexylsulfamate (CAS 201280-50-4)
- 1-(3-Chloro-4-methoxyphenyl)prop-2-en-1-ol (CAS 1500973-39-6)
- Pancreatic Polypeptide (bovine) (CAS 179986-89-1)
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