Chlorobisphenol S CAS 80396-77-6
| CAS No. | 80396-77-6 |
| Molecular Formula | C12H9ClO4S |
| Molecular Weight | 284.72 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, Chlorobisphenol S (C12H9ClO4S) 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 8.0, corresponding to approximately 8 ring(s) or double-bond equivalent(s). With a molecular weight of 284.72 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
CATO supplies Chlorobisphenol S (CAS 80396-77-6), a certified reference material (molecular formula C12H9ClO4S, MW 284.72 g/mol) for analytical method development and quality control.
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 Chlorobisphenol S 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 | C12H9ClO4S |
| Molecular Weight | 284.72 g/mol |
| Purity | >95% |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, 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; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1979 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Chlorobisphenol Standards
Recommended Standards
- Methyl 6-(chlorosulfonyl)-2-naphthoate (CAS 2172474-25-6)
- Sulfachloropyridazine (CAS 80-32-0)
- Methyl 4-(chlorosulfonyl)-1-naphthoate (CAS 2126179-09-5)
- Sulfaclozine (CAS 102-65-8)
- 1-((5-Methylfuran-2-yl)methyl)-2-oxo-1,2-dihydropyridine-3-carboxylic acid (CAS 1406972-13-1)
- 5-Bromo-2-(methylamino)pyrimidine (CAS 31402-54-7)
- N-(3-Aminophenyl)-2-[2-(sec-butyl)phenoxy]-propanamide (CAS 1020054-42-5)
- (1E)-3,3-dimethyl-1-phenyltriaz-1-ene (CAS 7227-91-0)
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- 2-(2-Chlorophenyl)-8-ethylquinoline-4-carbonyl chloride (CAS 1160261-20-0)
- 7-Bromospiro[indoline-3,4'-piperidin]-2-one hydrochloride (CAS 1707602-26-3)
- 3-Methylpyrazin-2(1h)-one hydrochloride (CAS 1803607-22-8)
- N-Allyl-4-methylbenzenesulfonamide (CAS 50487-71-3)
- Semaglutide impurity 104(Fmoc-D-His-Aib) (CAS 2171211-18-8)
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