5-methyl-3,4-dihydro-2H-1-benzopyran-4-ol CAS 197908-31-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 197908-31-9 |
| Molecular Formula | C10H12O2 |
| Molecular Weight | 164.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
5-methyl-3,4-dihydro-2H-1-benzopyran-4-ol (CAS 197908-31-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C10H12O2. Molecular weight: 164.20 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C10H12O2 |
| Molecular Weight | 164.20 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2013 |
Related methyl Standards
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- 3-oxo-2,3-dihydro-1H-isoindole-5-carbonitrile (CAS 1261726-80-0)
- 1-oxo-2,3-dihydro-1H-isoindole-5-carbonitrile (CAS 1261869-76-4)
- (1R)-1-(2,3-Dihydro-1-benzofuran-5-yl)ethan-1-ol (CAS 1344917-94-7)
- (1s)-1-(2,3-Dihydro-1-benzofuran-5-yl)ethan-1-ol (CAS 1344939-13-4)
- 3,4-Dihydro-1H-isochromen-3-ylmethanol (CAS 1428234-27-8)
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Recommended Standards
- 3-Benzyloxypropionaldehyde, 97% (CAS 19790-60-4)
- (4s)-8-Methyl-3,4-dihydro-2h-1-benzopyran-4-ol (CAS 197908-44-4)
- N-Nitroso-N-propylaniline (CAS 19788-34-2)
- 6-Bromo-5-(difluoromethyl)-4-methoxynicotinaldehyde (CAS 1805428-48-1)
- 2-Amino-N,N-diethyl-4-(trifluoromethyl)thiazole-5-carboxamide (CAS 1411762-98-5)
- Ziprasidone impurity 51 (CAS CATO-C4X-124051)
- (2-((4-Bromo-5-ethyl-2-fluorophenoxy)methoxy)ethyl)trimethylsilane (CAS 1421503-39-0)
- 3-Chloro-4,5-bis(2-methylphenyl)-4h-1,2,4-triazole (CAS 1087784-52-8)
- 2-(Piperazin-1-yl)pyridin-3-amine (CAS 87394-62-5)
- Semaglutide impurity 86 (CAS CATO-C4X-152686)
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