2-Butenedioic acid (2Z)-, sodium salt, polymer with ethenylbenzene CAS 37286-89-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 37286-89-8 |
| Molecular Formula | C4H4O4 C8H8 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 2-Butenedioic acid (2Z)-, sodium salt, polymer with ethenylbenzene (CAS 37286-89-8), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C4H4O4 C8H8. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C4H4O4 C8H8 |
| Molecular Weight | 220.22 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 chloroform, dichloromethane, ethyl acetate, 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.) | 1967 |
Related Butenedioic Standards
- (2Z)-2-Butenedioic Acid 1-Methyl Ester-d3 (CAS 1266402-66-7)
- 2-Butenedioic acid (2Z)-, polymer with ethenylbenzene, compd. with 2-amino-2-methyl-1-propanol (CAS 143348-13-4)
- 2-Butenedioic acid (2E)-, ammonium salt (CAS 14548-85-7)
- 2-Butenedioic acid (2E)-,1-butyl ester (CAS 16062-88-7)
- 2-Butenedioic acid (2E)-, 1,4-dioctyl ester, polymer with ethenyl acetate and 2-hydroxypropyl 2-methyl-2-propenoate (CAS 192230-35-6)
- 2-Butenedioic acid (2E)-, 1,4-bis(1-methylethyl) ester, polymer with ethenyl acetate and ethenylbenzene (CAS 193486-91-8)
- 2-Butenedioic acid, 2-[[4-(methoxycarbonyl)-3-thienyl]amino]-, 1,4-diethyl ester (CAS 2007931-02-2)
- 2-Butenedioic acid (2E)-, polymer with 1,3-butadiene and ethenylbenzene (CAS 24938-12-3)
Recommended Standards
- 1-(2-Methoxypyrimidin-5-yl)ethanone (CAS 1056174-56-1)
- D-Phe-Pasireotide (CAS CATO-C4X-200811)
- 2-(3-Amino-4-bromophenyl)propan-2-ol (CAS 1890327-36-2)
- (E)-3-(2-Bromo-5-fluorophenyl)acrylic acid (CAS 939410-87-4)
- N-(1-bromopropan-2-yl)acetamide (CAS 1533685-77-6)
- 1,3-Dimethyl-n-(2-methylbutan-2-yl)-1h-pyrazole-5-carboxamide (CAS 1281103-27-2)
- Semaglutide impurity 257 (CAS CATO-C4X-2226257)
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