3-Chloro-4-(methylsulfanyl)benzoic acid CAS 121120-08-9
| CAS No. | 121120-08-9 |
| Molecular Formula | C8H7ClO2S |
| Molecular Weight | 202.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 3-Chloro-4-(methylsulfanyl)benzoic acid (C8H7ClO2S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 202.66 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
3-Chloro-4-(methylsulfanyl)benzoic acid (CAS 121120-08-9) is a high-purity analytical reference standard with the molecular formula C8H7ClO2S and a molecular weight of 202.66 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 3-Chloro-4-(methylsulfanyl)benzoic acid 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 | C8H7ClO2S |
| Molecular Weight | 202.66 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 2-Chloro-4-(methylsulfanyl)benzoic acid (CAS 1079360-49-8)
- 7-Chloro-2,3-dihydro-1,4-benzodioxine-6-thiol (CAS 1152581-30-0)
- 1-(5-Chloro-2-(methylthio)pyrimidin-4-yl)ethanone (CAS 122372-21-8)
- 5-Chloro-4-cyclopropylthiophene-2-carboxylic acid (CAS 1252900-85-8)
- methyl 2-chloro-5-sulfanylbenzoate (CAS 1384427-27-3)
- 3-Chloro-2-(methylthio)benzoic acid (CAS 147460-60-4)
- 5-Chloro-N,N-diethyl-3-fluoropyridin-2-amine (CAS 1504056-40-9)
- 4-Chloro-3-(methylthio)benzoicacid (CAS 166811-60-5)
Recommended Standards
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- Eletriptan Impurity 7 (CAS 10230-79-2)
- Lumateperone Impurity 34 (CAS 51787-87-2)
- 2-Bromochlorobenzene-d4 (CAS 1219795-51-3)
- 5-[1-(3-chlorophenoxy)ethyl]-1,3,4-oxadiazol-2-amine (CAS 1247659-74-0)
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- 2-(3,4-Dichlorobenzenesulfonamido)-3-methylbutanoic acid (CAS 1008396-63-1)
- (1-(2,6-Dichlorobenzyl)piperidin-2-yl)methanamine hydrochloride (CAS 1289387-77-4)
- 2-Methyltetracene (CAS 74845-45-7)
- 4-(1-((tert-Butoxycarbonyl)amino)cyclopropyl)benzoic acid (CAS 1256336-73-8)
- 2-Bromo-4-cyclopropoxy-5-ethylpyridine (CAS 1243447-30-4)
- β-L-Glucose pentaacetate (CAS 66966-07-2)
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