7-Chloro-3-hydroxy-3H-isobenzofuran-1-one CAS 70097-44-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 70097-44-8 |
| Molecular Formula | C8H5ClO3 |
| Molecular Weight | 184.58 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
7-Chloro-3-hydroxy-3H-isobenzofuran-1-one (CAS 70097-44-8) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C8H5ClO3. Molecular weight: 184.58 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C8H5ClO3 |
| Molecular Weight | 184.58 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1977 |
| Halogen Content | Cl-containing |
Related Chloro Standards
- 7-Chloro-1H-pyrido[2,3-b][1,4]oxazin-2(3H)-one (CAS 105544-33-0)
- 4-Chloro-6-methoxy-1H-pyrazolo[3,4-d]pyrimidine (CAS 1060816-54-7)
- (6-Chloro-[1,2,4]triazolo[4,3-b]pyridazin-3-yl)methanol (CAS 1175301-94-6)
- 4-Chloro-3,7-dihydro-1H-pyrrolo[2,3-b]pyridine-2,6-dione (CAS 1190313-44-0)
- 6-Chloro-4-hydroxy-1H-pyrrolo[2,3-b]pyridin-2(3H)-one (CAS 1190314-80-7)
- 5-Chloro-1H-pyrrolo[2,3-b]pyridine-2,6(3H,7H)-dione (CAS 1190315-19-5)
- 8-CHLORO-1H-PYRIDO[2,3-B][1,4]OXAZIN-2(3H)-ONE (CAS 1198154-62-9)
- 2-Chloro-5-formylbenzoic acid (CAS 1206625-81-1)
Recommended Standards
- 7-Chloro-2H-pyrido[3,2-b][1,4]oxazin-3(4H)-one (CAS 205748-05-6)
- 7-Chloro-6-hydroxybenzofuran-3(2H)-one (CAS 201288-69-9)
- 7-Chloro-1H-pyrido[3,4-b][1,4]oxazin-2(3H)-one (CAS 928118-43-8)
- 1-(2-Benzothiazolyl)-2-phenylethanone (CAS 220753-47-9)
- 2-Methyl-N-(thiophen-2-ylmethyl)butan-2-amine (CAS 932260-44-1)
- D-Ribose-1,5-13C (CAS 213825-56-0)
- 2-Cyclohexyl-5,6,7,8-tetrahydropyrido[3,4-d]pyridazin-1(2H)-one (CAS 1447949-01-0)
- 6972-71-0 A836623 [(2R,3S,5R)-3-acetyloxy-5-[5-methyl-2,4-bis(oxidanylidene)pyrimidin-1-yl]oxolan-2-yl]methyl ethanoate acetic acid [(2R,3S,5R)-3-acetyloxy-5-(5-methyl-2,4-dioxo-1-pyrimidinyl)-2-oxolanyl]methyl ester (CAS 6972-71-0)
- rac-(1R,2S)-2-fluorocyclobutane-1-sulfonyl chloride (CAS 1909293-47-5)
- Semaglutide impurity 229 (CAS CATO-C4X-2226229)
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 13829788188 / jacky.chen@cato-chem.com