3,4-Dihydroquinazoline-2(1H)-thione CAS 22820-08-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 22820-08-2 |
| Molecular Formula | C8H8N2S |
| Molecular Weight | 164.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3,4-Dihydroquinazoline-2(1H)-thione (CAS 22820-08-2) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C8H8N2S. Molecular weight: 164.23 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C8H8N2S |
| Molecular Weight | 164.23 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) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1963 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Dihydroquinazoline Standards
- 4-Oxo-3,4-dihydroquinazoline-6-carbonitrile (CAS 117297-41-3)
- 1,4-Dihydroquinazoline-4-carbonitrile (CAS 5132-43-4)
- 3,4-Dihydroquinazoline-4-carboxylic acid (CAS 2167375-75-7)
- 4-Oxo-3,4-dihydroquinazoline-2-carboxamide (CAS 76617-97-5)
- 4-oxo-3,4-dihydroquinazoline-7-carboxylic acid (CAS 202197-73-7)
- 2-ethyl-3,4-dihydroquinazoline-4-thione (CAS 69729-68-6)
- 1,4-Dihydroquinazoline (CAS 1904-64-9)
- 4-oxo-3,4-dihydroquinazoline-5-carboxylic acid (CAS 208774-29-2)
Recommended Standards
- 3-(Ethylthio)picolinonitrile (CAS 342816-54-0)
- 3-Amino-1-methanesulfonylpyrrolidine (CAS 662116-71-4)
- 3-(2-isothiocyanatoethyl)pyridine (CAS 473908-87-1)
- (2R,5R)-Benzyl 5-amino-2-methylpiperidine-1-carboxylate (CAS 1207853-72-2)
- N-benzyl-2-(4-methoxyphenoxy)ethan-1-amine (CAS 55247-60-4)
- tert-Butyl N-(2-methyl-3-oxopropyl)carbamate (CAS 842103-98-4)
- (3-Chlorophenyl)(hydroxy)(thiophen-3-yl)borane (CAS 718640-77-8)
- (S)-6-(1-Aminoethyl)-N-(3,4,5-trimethoxyphenyl)-1,2,4-triazin-3-amine (CAS 774460-88-7)
- 6-Chloro-3,5-diamino-2-pyrazinecarboxamide (CAS 14236-57-8)
- (D-Ala2)-Gastric Inhibitory Polypeptide (human) trifluoroacetate salt (CAS 444073-04-5)
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