2-Butenedioic acid (2E)-, polymer with ethene CAS 26877-81-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 26877-81-6 |
| Molecular Formula | C4H4O4 C2H4 |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Butenedioic acid (2E)-, polymer with ethene (CAS 26877-81-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C4H4O4 C2H4. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C4H4O4 C2H4 |
| Molecular Weight | 144.13 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO, water |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1964 |
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
- 4-Butoxy-n-hydroxy-3-methoxybenzamide (CAS 565173-12-8)
- 2-[(3-Chlorophenyl)methyl]-4-{[(2,4-dichlorophenyl)methyl]sulfanyl}quinazoline (CAS 303149-49-7)
- 3-((4-Amino-3-(trifluoromethyl)-1h-pyrazol-1-yl)methyl)benzoic acid (CAS 1006471-27-7)
- (R)-1-Isobutylpyrrolidine-2-carboxamide (CAS 259538-02-8)
- (Z)-4-(2-(3-methyl-5-oxo-1-phenyl-1,5-dihydro-4H-pyrazol-4-ylidene)hydrazinyl)benzoic acid (CAS 314291-25-3)
- Lifitegrast Impurity 82 (CAS CATO-C4X-240982)
- Insulin Degludec Impurity 17 (CAS CATO-C4X-215717)
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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- Technical support: +86 13829788188 / jacky.chen@cato-chem.com