4,5-Dihydroxy-2H-chromen-2-one CAS 30992-74-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 30992-74-6 |
| Molecular Formula | C9H6O4 |
| Molecular Weight | 178.14 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 4,5-Dihydroxy-2H-chromen-2-one (CAS 30992-74-6) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C9H6O4. Molecular weight: 178.14 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C9H6O4 |
| Molecular Weight | 178.14 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1965 |
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- 3,4-Dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-carboxylic acid (CAS 52993-96-1)
- 5,7-Dihydroxy-2H-chromen-2-one (CAS 2732-18-5)
- (4S)-4,8-Dihydroxy-3,4-dihydronaphthalene-1(2H)-one (CAS 54712-38-8)
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Recommended Standards
- 4-(2-Oxoacetyl)benzoic acid (CAS 20099-54-1)
- 4,6-Dihydroxycoumarin (CAS 30992-75-7)
- 3-Oxo-3,4-dihydro-2H-pyrido[3,2-b][1,4]oxazine-6-carbaldehyde (CAS 443956-11-4)
- 2-Amino-5-(2-methoxyphenoxy)benzoic acid (CAS 885267-99-2)
- 2930-05-4 ((Benzyloxy)methyl)benzene Oxirane, ((phenylmethoxy)methyl)- (9CI) Propane, 1-(benzyloxy)-2,3-epoxy- 5-17-03-00016 (Beilstein Handbook Reference) Benzyl glycidyl ether 1-(Benzyloxy)-2,3-epoxypropane (Benzyloxymethyl)oxirane BRN 0115279 EINECS 220-899-5 ((Phenylmethoxy)methyl)oxirane (CAS 2930-05-4)
- tert-Butyl (4-(3-((2,2,5,7,8-pentamethylchroman-6-yl)sulfonyl)guanidino)butyl)carbamate (CAS 1352925-66-6)
- Lurbinectedin Impurity 13 (CAS CATO-C4X-311413)
- 4-(Butylamino)phenol (CAS 103-62-8)
- 2-(Cyanomethyl)benzo[d]oxazole-7-acetic acid (CAS 1803747-23-0)
- Semaglutide impurity 60 (CAS CATO-C4X-222660)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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