5-Hydroxyisobenzofuran-1,3-dione CAS 27550-59-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 27550-59-0 |
| Molecular Formula | C8H4O4 |
| Molecular Weight | 164.11 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 5-Hydroxyisobenzofuran-1,3-dione (CAS 27550-59-0) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C8H4O4. Molecular weight: 164.11 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C8H4O4 |
| Molecular Weight | 164.11 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.) | 1964 |
Related Hydroxyisobenzofuran Standards
- 4-Hydroxyisobenzofuran-1(3H)-one (CAS 13161-32-5)
- 5-Hydroxyisobenzofuran-1(3H)-one (CAS 55104-35-3)
- 7-Hydroxyisobenzofuran-1(3H)-one (CAS 3956-91-0)
- 4-Ethyl-7-hydroxyisobenzofuran-1(3H)-one (CAS 62596-60-5)
- 4-Ethyl-7-hydroxyisobenzofuran-1,3-dione (CAS 62596-58-1)
- (E)-3-hydroxyisobenzofuran-1-carbaldehyde O-(4-chlorobenzyl) oxime (CAS 339023-46-0)
- (E)-3-hydroxyisobenzofuran-1-carbaldehyde O-(2,4-dichlorobenzyl) oxime (CAS 339022-55-8)
- (E)-3-hydroxyisobenzofuran-1-carbaldehyde O-(2,6-dichlorobenzyl) oxime (CAS 339023-47-1)
Recommended Standards
- 5-Hydroxybenzofuran-4,7-dione (CAS 90348-37-1)
- Isooctyl isodecyl phthalate (CAS 42343-35-1)
- 5-Amino-3,3-difluoropiperidine-2,6-dione (CAS 2151858-58-9)
- Sodium methanedisulfonate (CAS 5799-70-2)
- 7-Hydroxy-5-pentyl-[1,2,4]triazolo[1,5-a]pyrimidine-2-carboxylic acid (CAS 54289-36-0)
- (R)-2-Methyl-1-tosylaziridine (CAS 177971-32-3)
- 3-Methylquinazoline-2,4(1H,3H)-dithione (CAS 16081-92-8)
- Idarubicin Impurity 1 (CAS 60660-75-5)
- 1,4-diazatricyclo[7.3.1.0^{5,13}]trideca-5(13),6,8-triene (CAS 86663-66-3)
- 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
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