1-Chloro-2-methoxy-6,7,8,9-tetrahydro-5H-benzo[7]annulen-5-one CAS 1378238-91-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1378238-91-5 |
| Molecular Formula | C12H13ClO2 |
| Molecular Weight | 224.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
1-Chloro-2-methoxy-6,7,8,9-tetrahydro-5H-benzo[7]annulen-5-one (CAS 1378238-91-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H13ClO2. Molecular weight: 224.68 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H13ClO2 |
| Molecular Weight | 224.68 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl-containing |
Related Chloro Standards
- 8-Chloro-4,4-dimethylchroman-6-carbaldehyde (CAS 1350761-27-1)
- 8-Chloro-2,2-dimethylchroman-6-carbaldehyde (CAS 1350761-35-1)
- 6-Chloro-2,2-dimethylchroman-8-carbaldehyde (CAS 1350761-48-6)
- 1-Chloro-4-methoxy-8,9-dihydro-5H-benzo[7]annulen-7(6H)-one (CAS 1352925-25-7)
- Methyl 5-chloro-5,6,7,8-tetrahydronaphthalene-2-carboxylate (CAS 1353741-11-3)
- (5-Chloro-2,3-dihydrobenzofuran-7-yl)(cyclopropyl)methanol (CAS 1566939-13-6)
- 5-Chloro-2-(cyclopentyloxy)benzaldehyde (CAS 187241-82-3)
- 2-Chloro-1-(2,2-dimethyl-2,3-dihydrobenzofuran-5-yl)ethan-1-one (CAS 64089-35-6)
Recommended Standards
- 2-(1-(3-Chlorophenyl)cyclobutyl)acetic acid (CAS 1358805-21-6)
- 4-(4-Chlorophenyl)tetrahydro-2H-pyran-4-carbaldehyde (CAS 1391033-33-2)
- 3-(3-Chlorobenzyl)cyclobutanecarboxylic acid (CAS 1399659-85-8)
- 4-(4-Phenoxyquinazolin-2-yl)-N,N-dipropylaniline (CAS 114246-51-4)
- 4-(Trifluoromethyl)pyridine 1-oxide (CAS 22253-59-4)
- Cyclohexyl carbamate (CAS 1124-54-5)
- LCZ-696 Impurity 76 (CAS CATO-C4X-169676)
- 3-[(2-methylprop-2-en-1-yl)oxy]pyridine (CAS 1565078-41-2)
- 3-Bromo-4-butylbenzoic acid (CAS 1131615-06-9)
- Semaglutide impurity 271 (CAS CATO-C4X-2226271)
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