3a-(Difluoromethyl)-3,3a-dihydrobenzo[d]pyrrolo[2,1-b]thiazol-1(2H)-one CAS 1191927-89-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1191927-89-5 |
| Molecular Formula | C11H9F2NOS |
| Molecular Weight | 241.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3a-(Difluoromethyl)-3,3a-dihydrobenzo[d]pyrrolo[2,1-b]thiazol-1(2H)-one (CAS 1191927-89-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C11H9F2NOS. Molecular weight: 241.26 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C11H9F2NOS |
| Molecular Weight | 241.26 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; 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.) | 1989 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related a Standards
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- 4-(Difluoromethyl)-3-methyl-2-propyl-2H-pyrazolo[3,4-b]pyridin-6(7H)-one (CAS 1018126-43-6)
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Recommended Standards
- 2-(3-Fluorophenyl)-2,3-dihydroquinolin-4(1H)-one (CAS 1190237-64-9)
- 2-(2-Fluorophenoxy)-N-(3-methoxypropyl)acetamide (CAS 1197546-34-1)
- 2-(7-Acetyl-5-oxo-2,3,5,6-tetrahydropyrrolo[2,1-b]thiazol-6-yl)acetic acid (CAS 118792-70-4)
- (2R)-2-[(4S)-4,5-Dihydro-4-phenyl-2-oxazolyl]-1-(diphenylphosphino)piperidine (CAS 2757084-58-3)
- 4-(6-Hydroxy-1H-indazol-3-yl)benzene-1,3-diol (CAS 117767-16-5)
- 2,3,4,6-Tetrafluorobenzyl chloride (CAS 292621-61-5)
- 2-(4-Oxo-2-thioxo-1,4-dihydroquinazolin-3(2H)-yl)-N-(pyridin-3-ylmethyl)acetamide (CAS 451465-83-1)
- Methyl 3-(piperidin-3-yl)propanoate (CAS 874440-84-3)
- 1-Propylpyrazol-4-ol (CAS 78242-21-4)
- Tirzepatide Impurity 15 (CAS CATO-C4X-324015)
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