2-Chloro-3-methoxybenzenethiol CAS 83119-62-4
| CAS No. | 83119-62-4 |
| Molecular Formula | C7H7ClOS |
| Molecular Weight | 174.65 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-Chloro-3-methoxybenzenethiol (CAS 83119-62-4), a certified reference material (molecular formula C7H7ClOS, MW 174.65 g/mol) for analytical method development and quality control.
Structurally, 2-Chloro-3-methoxybenzenethiol (C7H7ClOS) contains sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 174.65 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
CATO manufactures 2-Chloro-3-methoxybenzenethiol under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H7ClOS |
| Molecular Weight | 174.65 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1980 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Chloro Standards
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- 4-Chloro-2-(Sulfanylmethyl)phenol (CAS 118143-41-2)
- 1-(4-Chloro-5-methylthiophen-2-yl)ethan-1-one (CAS 123418-42-8)
- 2-Chloro-5-(methylthio)phenol (CAS 1243386-43-7)
- 5-Chloro-2-(ethylthio)pyrimidine (CAS 124595-96-6)
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Recommended Standards
- 2-Chloro-1-(5-methyl-thiophen-2-yl)-ethanone (CAS 31772-42-6)
- 2-Chloro-4-methoxybenzenethiol (CAS 89793-44-2)
- 2-Chloro-1-(4-methyl-2-thienyl)-ethanone (CAS 556110-51-1)
- 2-Chloro-4-methyl-6-(methylthio)pyrimidine (CAS 89466-59-1)
- N-(Cyclobutylmethyl)benzamide (CAS 861786-97-2)
- Echinacoside (CAS 82854-37-3)
- (3,5-Dimethylphenyl)(4-methylpyridin-3-yl)methanone (CAS 1187167-90-3)
- 2-chloro-5-cyano-N-(propan-2-yl)benzene-1-sulfonamide (CAS 1523521-83-6)
- 2-((1-(Aminomethyl)-3-methylcyclopentyl)oxy)ethan-1-ol (CAS 1487077-63-3)
- 2-(2-Methyl-5-(trifluoromethyl)oxazole-4-carbonyl)hydrazine-1-carbothioamide (CAS 680213-84-7)
- 2-(Thiophen-2-yl)propanal (CAS 63362-05-0)
- Potassium {4-amino-5,6-dimethylthieno[2,3-d]pyrimidin-2-yl}sulfanide (CAS 1172239-27-8)
- 2-Hydrazinyl-4-methylpyridine (CAS 4931-00-4)
- Semaglutide Impurity 160 (x TFA Salt) (CAS CATO-C4X-2226160)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com