2H-1-Benzopyran-2-one-2,4-13C2, 7-hydroxy-4-methyl- CAS 438187-75-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 438187-75-8 |
| Molecular Formula | C8[13C]2H8O3 |
| Molecular Weight | 178.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity 2H-1-Benzopyran-2-one-2,4-13C2, 7-hydroxy-4-methyl- (CAS 438187-75-8) pharmaceutical standards reference standard. Molecular formula: C8[13C]2H8O3. Molecular weight: 178.15 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C8[13C]2H8O3 |
| Molecular Weight | 178.15 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
Related H Standards
- 50683-74-4 1H-2-Benzopyran-1-methanamine, 3,4-dihydro-N-methyl- 5-18-09-00644 (Beilstein Handbook Reference) BRN 1370732 3,4-Dihydro-N-methyl-1H-2-benzopyran-1-methanamine (CAS 50683-74-4)
- 1983-81-9 2H-1-Benzopyran-2-one,7-dihydroxy- 4,7-Dihydroxycoumarin Coumarin,7-dihydroxy- NSC-136214 NSC136214 (CAS 1983-81-9)
- 40682-97-1 4H-1-Benzopyran-3-carboxaldehyde, 7-methyl-4-oxo- CTK1D4361 (CAS 40682-97-1)
- 2H-1-Benzopyran-2-one, 5-methoxy-4-methyl- (CAS 30924-62-0)
- 2H-1-benzopyran-6-methanol, 3,4-dihydro- (CAS 99186-11-5)
- 2H-1-Benzopyran-2-one, 3,8-trihydroxy (CAS 147942-92-5)
- 57543-38-1 2H-1-Benzopyran-3-carboxaldehyde, 8-methoxy- 5-18-01-00436 (Beilstein Handbook Reference) BRN 1640514 8-Methoxy-2H-1-benzopyran-3-carboxaldehyde (CAS 57543-38-1)
- 2H-1-Benzopyran-2-carbonylchloride, 3,4-dihydro- 77039-78-2 CTK2H5681 (CAS 77039-78-2)
Recommended Standards
- 2-Azido-4-methyl-1-nitrobenzene (CAS 54948-54-8)
- 2-Hydrazinyl-5-nitrobenzonitrile (CAS 60160-68-1)
- 2-Amino-5-nitro-1h-benzimidazole (CAS 6232-92-4)
- Pridinol Impurity 1 (CAS 53639-82-0)
- 1-(3-Fluorophenyl)cyclohexane-1-carbonitrile (CAS 214262-91-6)
- Tert-butyl (2R,6S)-4-(2-aminoethyl)-2,6-dimethylpiperazine-1-carboxylate (CAS 1637715-04-8)
- 5-Hydroxy-3,9-dimethyl-7H-benzo[c]fluoren-7-one (CAS 80826-37-5)
- 2-Methyl-5-(5-(trifluoromethyl)isoxazol-3-yl)furan-3-sulfonyl chloride (CAS 1308384-42-0)
- Methyl (tert-butoxycarbonyl)cysteinate (CAS 172749-96-1)
- Semaglutide impurity 98 (CAS CATO-C4X-222698)
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