2-Chlorobenzo[d]oxazole-6-thiol CAS 1803803-35-1
| CAS No. | 1803803-35-1 |
| Molecular Formula | C7H4ClNOS |
| Molecular Weight | 185.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C7H4ClNOS, 2-Chlorobenzo[d]oxazole-6-thiol contains an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 185.63 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
2-Chlorobenzo[d]oxazole-6-thiol (CAS 1803803-35-1) is a high-purity analytical reference standard with the molecular formula C7H4ClNOS and a molecular weight of 185.63 g/mol.
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-Chlorobenzo[d]oxazole-6-thiol 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 | C7H4ClNOS |
| Molecular Weight | 185.63 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1995 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Chlorobenzo Standards
- 5-Chlorobenzo[d][1,2,3]thiadiazol-4-amine (CAS 115398-34-0)
- 2-Chlorobenzo[d]thiazol-5-ol (CAS 1261737-67-0)
- 2-Chlorobenzo[d]oxazole-4-thiol (CAS 1803863-84-4)
- 2-Chlorobenzo[d]oxazole-7-thiol (CAS 1804145-90-1)
- 2-Chlorobenzo[d]oxazole-5-thiol (CAS 1806392-03-9)
- 4-Chlorobenzo[c][1,2,5]thiadiazol-5-amine (CAS 30536-36-8)
- 4-Chlorobenzo[d]thiazol-2(3H)-one (CAS 39205-62-4)
- 5-Chlorobenzo[d]oxazole-2(3H)-thione (CAS 22876-19-3)
Recommended Standards
- 3-Methoxyazetidine-1-sulfonyl chloride (CAS 1803587-39-4)
- 8-chloro-7-fluoro-1,2,3,4-tetrahydroquinoline (CAS 1780820-78-1)
- 6-Chloro-4-fluoro-1,2,3,4-tetrahydroisoquinoline (CAS 1780212-38-5)
- 8-chloro-5-fluoro-1,2,3,4-tetrahydroquinoline (CAS 1696022-07-7)
- 2-Amino-3-bromo-5-(3-(tert-butyl)oxazolidin-5-yl)benzoic acid (CAS 88698-39-9)
- para-Hydroxy Atorvastatin Calcium Salt (CAS 265989-44-4)
- 1-(4-(Ethylthio)phenyl)ethanol (CAS 1225470-05-2)
- 5-Nitro-2-(2,2,2-trifluoroethoxy)benzaldehyde (CAS 1039819-61-8)
- 5-Methyl-3,4-dihydroquinolin-2(1H)-one (CAS 20151-46-6)
- (3-(4-Ethylpiperazin-1-yl)-5-fluorophenyl)boronic acid (CAS 1704074-45-2)
- n-Dipropylamine-d4 Hydrochloride (CAS 1329834-71-0)
- 2-(Hydroxyamino)butanoic acid (CAS 16603-40-0)
- 1-Ethynyl-1-(fluoromethyl)cyclopropane (CAS 2228783-15-9)
- 107444-51-9 0JS9125PIZ Glucagon-like peptide 1 (7-36) Glucagon-related peptide 1 (Rana catesbeiana), 3-L-glutamic acid-10-L-valine-16-glycine-17-L-glutamine-23-L-isoleucine-24-L-alanine-27-L-valine-30-L-argininamide-31-de-L-proline-32-de-L-lysine- Glp-I (7-36) Proglucagon (78-107) Human glucagon-like peptide-1-(7-36) amide Human GLP-1-(7-36)-amide Glucagon-like peptide-I(7-36) amide Rat GLP-I(7-36)amide Insulinotropin (human) MKC 253 UNII-0JS9125PIZ (CAS 107444-51-9)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com