8-Chlorothiazolo[5,4-g]quinazoline CAS 171179-74-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 171179-74-1 |
| Molecular Formula | C9H4ClN3S |
| Molecular Weight | 221.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
8-Chlorothiazolo[5,4-g]quinazoline (CAS 171179-74-1) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C9H4ClN3S. Molecular weight: 221.67 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C9H4ClN3S |
| Molecular Weight | 221.67 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2005 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
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- 2-Chlorothiazolo[5,4-f]isoquinoline (CAS 35317-87-4)
- Methyl 6-chlorothiazolo[4,5-b]pyridine-2-carboxylate (CAS 1440428-01-2)
- N-(7-Chlorothiazolo[5,4-d]pyrimidin-2-yl)acetamide (CAS 1708401-51-7)
- 7-Chlorothiazolo[4,5-b]pyridine-2-carboxylic acid (CAS 1206248-22-7)
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- 7-Chlorothiazolo[5,4-d]pyrimidine-2-thiol (CAS 1707571-66-1)
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Recommended Standards
- 3-Chloro-5-(pyridin-3-yl)isothiazole-4-carbonitrile (CAS 1239741-20-8)
- 4-(2-Chlorophenyl)-1,2,3-thiadiazole-5-carbonitrile (CAS 265326-54-3)
- 3-(5-Chloro-[1,2,4]thiadiazol-3-yl)-benzonitrile (CAS 1053659-14-5)
- 3,4-Diisopropoxyphenol (CAS 96410-61-6)
- (S)-2-((4-(Methylamino)-6-(phenylamino)-1,3,5-triazin-2-yl)amino)pentanedioic acid (CAS 62878-05-1)
- Brivaracetam impurity 111 (CAS CATO-C4X-2007111)
- Mirabegron Impurity 47 (CAS CATO-C4X-103247)
- 1-Chloro-4-methoxyphthalazine (CAS 19064-71-2)
- 1-(4-(4-(2-(Isopropylsulfonyl)phenylamino)-1H-pyrrolo[2,3-b]pyridin-6-ylamino)-3-methoxyphenyl)piperidin-4-ol (CAS 1125593-20-5)
- Osteoblast-Adhesive Peptide (CAS 193613-75-1)
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