6-Chlorobenzo[d]isothiazol-3-amine CAS 31857-81-5
| CAS No. | 31857-81-5 |
| Molecular Formula | C7H5FN2S |
| Molecular Weight | 168.19 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 6-Chlorobenzo[d]isothiazol-3-amine 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.
6-Chlorobenzo[d]isothiazol-3-amine (CAS 31857-81-5), molecular formula C7H5FN2S and molecular weight 168.19 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a nitrile group, sulfur-containing functionality, fluorine substitution, an aromatic ring system, 6-Chlorobenzo[d]isothiazol-3-amine is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 168.19 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H5FN2S |
| Molecular Weight | 168.19 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| 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.) | 1966 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Chlorobenzo Standards
- 6-Chlorobenzo[c][1,2]oxaborol-1(3H)-ol (CAS 174671-43-3)
- 5-Chlorobenzo[c][1,2]oxaborol-1(3H)-ol (CAS 174672-06-1)
- 4-Chlorobenzo[c][1,2]oxaborol-1(3H)-ol (CAS 947162-29-0)
- 2-Chlorobenzo[d]oxazol-5-amine (CAS 1352912-46-9)
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- 2-Chlorobenzo[d]oxazol-6-amine (CAS 1785621-85-3)
- 3-Chlorobenzo[d]isoxazol-5-amine (CAS 73498-29-0)
Recommended Standards
- 6B,7a-dihydroacenaphtho[1,2-b]oxirene (CAS 22058-69-1)
- 6-Ethyl-2-(methoxymethyl)pyrimidin-4-ol (CAS 911388-92-6)
- 6,9-Diazaspiro[4.5]decane-7,10-dione (CAS 90392-32-8)
- 6-Fluoro-2-methylthiazolo[4,5-b]pyridine (CAS 2407332-39-0)
- (4S)-4,8-Dihydroxy-3,4-dihydronaphthalene-1(2H)-one (CAS 54712-38-8)
- 3-Indolyl-Acetic Acid-Ethyl Ester (CAS 778-82-5)
- 1-[(4-aminophenyl)methyl]-1,2-dihydropyridin-2-one (CAS 1017-42-1)
- N-(4-((5-(1H-Imidazol-1-yl)pentyl)oxy)phenyl)benzamide (CAS 88138-05-0)
- 7-Hydroxy-6-isopropyl-[1,2,4]triazolo[1,5-a]pyrimidin-5(1H)-one (CAS 191656-02-7)
- 7-Bromo-1,3-dimethylpyrrolo[1,2-a]pyrazine (CAS 1449599-68-1)
- 3-(Thiophen-3-yl)-1,2,4-thiadiazol-5-amine (CAS 1153982-21-8)
- 5-Chloro-1,2,3,4-tetrahydroquinoline-8-carboxylic acid (CAS 1823961-09-6)
- Methyl 6-methoxy-2-methylimidazo[1,2-a]pyrazine-3-carboxylate (CAS 2114455-69-3)
- Casein kinase II peptide Substrate (CAS 154444-98-1)
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