7-Mercapto-2H-chromen-2-one CAS 907966-93-2
| CAS No. | 907966-93-2 |
| Molecular Formula | C9H6O2S |
| Molecular Weight | 178.21 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 178.21 g/mol gives 7-Mercapto-2H-chromen-2-one distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 7-Mercapto-2H-chromen-2-one (CAS 907966-93-2), a certified reference material (molecular formula C9H6O2S, MW 178.21 g/mol) for analytical method development and quality control.
7-Mercapto-2H-chromen-2-one (C9H6O2S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
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 7-Mercapto-2H-chromen-2-one 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 | C9H6O2S |
| Molecular Weight | 178.21 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Sulfur Atoms | 1 |
Related Mercapto Standards
- 2-Mercapto-4,5,6-trimethylnicotinonitrile (CAS 128917-84-0)
- 2-Mercapto-1H-indole-3-carbaldehyde (CAS 183946-30-7)
- N-(2-Mercapto-1-oxopropyl)-L-alanine (CAS 26843-61-8)
- N-(3-Mercapto-2-methylpropanoyl)glycine (CAS 89021-98-7)
- 2-ethyl-4-mercapto-6-methylpyrimidine-5-carbonitrile (CAS 949876-74-8)
- 6-Mercapto-3,4-dihydroquinolin-2(1H)-one (CAS 66657-43-0)
- 9-Mercapto-1-nonanol (CAS 131215-92-4)
- 2-Mercapto-6,7-dihydro-5h-cyclopenta[b]pyridine-3-carbonitrile (CAS 154384-01-7)
Recommended Standards
- 6-thien-3-ylpyridazin-3(2H)-one (CAS 78784-78-8)
- Benzo[b]thiophene-3-carboxylic Acid (CAS 5381-25-9)
- 6-Fluorotryptamine (CAS 575-85-9)
- Benzothiazole-2-carboxylic acid amide (CAS 29198-43-4)
- 5-(2,5-Dimethoxyphenyl)isoxazole-3-carboxylic Acid (CAS 953752-64-2)
- 6-p-Tolyl-morpholin-3-one (CAS 951627-10-4)
- Thiophene-3-sulfonamide (CAS 64255-63-6)
- 8-Bromo-2-methoxypyrido[3,2-d]pyrimidine (CAS 2766230-97-9)
- 2-(tert-Butyl)-9,10-bis(phenylethynyl)anthracene (CAS 53134-87-5)
- O-isopropylisoureahydrochloride (CAS 28811-41-8)
- 7-Chloro-4-(trifluoromethyl)indoline (CAS 1153392-34-7)
- Tert-butyl (R)-2-(methylcarbamoyl)piperazine-1-carboxylate (CAS 1217977-96-2)
- 1-Chloro-4-hydroxyisoquinoline-6-sulfonyl chloride (CAS 1443377-63-6)
- Semaglutide impurity 277 (CAS CATO-C4X-2226277)
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