4-Aminothieno[2,3-d]pyrimidine-6-carbaldehyde CAS 655254-90-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 655254-90-3 |
| Molecular Formula | C7H5N3OS |
| Molecular Weight | 179.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Aminothieno[2,3-d]pyrimidine-6-carbaldehyde (CAS 655254-90-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H5N3OS. Molecular weight: 179.20 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C7H5N3OS |
| Molecular Weight | 179.20 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Aminothieno Standards
- 4-Aminothieno[3,2-d]pyrimidine-7-carbaldehyde (CAS 1446113-33-2)
- 4-Aminothieno[2,3-b]pyridine-5-carbonitrile (CAS 1086397-96-7)
- 5-aminothieno[3,2-b]pyridine-6-carbonitrile (CAS 60639-44-3)
- 4-Aminothieno[2,3-d]pyrimidine-2(1h)-thione (CAS 177355-92-9)
- 3-aminothieno[3,2-b]pyridine-6-carbonitrile (CAS 116538-96-6)
- 2-Aminothieno[2,3-d]pyrimidin-4(1H)-one (CAS 1010068-13-9)
- 2-Aminothieno[3,2-d]pyrimidin-4(1H)-one (CAS 1203578-74-8)
- 2-Aminothieno[3,4-d]pyrimidin-4(3H)-one (CAS 1333168-07-2)
Recommended Standards
- 3-Oxopiperazine-1-sulfonamide (CAS 878386-22-2)
- 4-Carboxyphenyl isothiocyanate (CAS 2131-62-6)
- 3-Isothiocyanatobenzoic acid (CAS 2131-63-7)
- N-(Trimethylsilyl)pyridin-3-amine (CAS 132735-42-3)
- 5,5,6,6,7,7,8,8,8-Nonafluorooctan-1-ol (CAS 3792-02-7)
- (2-methyl-2H-indazol-4-yl)boronic acid (CAS 1001907-56-7)
- 4,6-O-isopropylidene-d-glucal (CAS 51450-36-3)
- 4-((2,5-Dichlorophenyl)thio)-2,3-dihydro-4H-thieno[2,3-b]thiopyran 1,1-dioxide (CAS 339019-24-8)
- 2-Amino-6-chloropyridine-3,5-dicarbonitrile (CAS 51768-01-5)
- Des-Pro36-Tirzepatide (CAS CATO-CPTD788937)
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