2-Butynedioic acid monopotassium salt 928-04-1 Acetylenedicarboxylic acid monopotassium salt acetylenedicarboxylic monopotassium acetylenedicarboxylate monopotassium butynedioate monopotassiumsaltofacetylenedicarboxylicacid potassium acetylene dicarboxylate potassium hydrogen acetylenedicarboxylate timtec-bb sbb008993 u-4783 CAS 928-04-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 928-04-1 |
| Molecular Formula | C4HO4 K |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 2-Butynedioic acid monopotassium salt 928-04-1 Acetylenedicarboxylic acid monopotassium salt acetylenedicarboxylic monopotassium acetylenedicarboxylate monopotassium butynedioate monopotassiumsaltofacetylenedicarboxylicacid potassium acetylene dicarboxylate potassium hydrogen acetylenedicarboxylate timtec-bb sbb008993 u-4783 (CAS 928-04-1) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C4HO4 K. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C4HO4 K |
| Molecular Weight | 152.15 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| 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) | 4.5 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1957 |
Related Butynedioic Standards
- butynedioic acid (CAS 142-45-0)
- 2-Butynedioic acid di-tert-butyl ester 66086-33-7 Di-tert-butyl 2-butynedioate Di-tert-butyl acetylenedicarboxylate (CAS 66086-33-7)
- 2-Butynedioic acid, diethyl ester 762-21-0 Acetylenedicarboxylic acid, diethyl ester Bis-(Ethoxycarbonyl)acetylene Di-Ethyl acetylenedicarboxylate Diethyl acetylene dicarboxylate Diethyl acetylenedicarboxylate NSC-67975 NSC67975 WLN: 2OV1UU1VO2 (CAS 762-21-0)
Recommended Standards
- 5-ethyl-4-methylthiophene-2-carboxylic acid (CAS 40808-25-1)
- 7-(chloromethyl)quinazolin-4-amine (CAS 323591-38-4)
- 2-(4-Fluorobenzyl)-6-phenyl-5-(piperidin-1-yl)pyridazin-3(2H)-one (CAS 478029-37-7)
- 3,5-Bis(trifluoromethyl)benzylboronic acid (CAS 1451393-52-4)
- (E)-2-(4-fluorostyryl)benzo[d]thiazole (CAS 144528-15-4)
- Methyl 14-oxotetradecanoate (CAS 70219-57-7)
- D-Gln24-Tirzepatide (CAS CATO-CPTD788910)
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