cis-Cyclobut-3-ene-1,2-dicarboxylic Anhydride CAS 10374-07-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 10374-07-9 |
| Molecular Formula | C6H4O3 |
| Molecular Weight | 124.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
cis-Cyclobut-3-ene-1,2-dicarboxylic Anhydride (CAS 10374-07-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H4O3. Molecular weight: 124.09 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C6H4O3 |
| Molecular Weight | 124.09 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1959 |
Related cis Standards
- Ethyl cyclobut-1-ene-1-carboxylate (CAS 181941-46-8)
- 2-(Cyclobut-1-en-1-yl)pyridine (CAS 291778-15-9)
- Methyl cyclobut-2-ene-1-carboxylate (CAS 15963-45-8)
- Methyl cyclobut-1-ene-1-carboxylate (CAS 40628-41-9)
- 1-(cyclobut-1-en-1-yl)-4-ethenylbenzene 3-ethenylbicyclo[4,2,0]octa-1,3,5-triene 3-vinylbicyclo[4.2.0]octa-1,3,5-triene 4-Vinylbenzocyclobutene 4-vbcb 4-vinylbenzocyclobutene 4-vinylbenzocyclobutene /3-ethenylbicyclo[4,2,0]octa-1,3,5-triene 4-vinylbenzocyclobutene 97% 8-Methyl-8-azabicyclo[3.2.1]oct-6-en-3-ol hydrochloride 99717-87-0 vbcb (CAS 99717-87-0)
- Cyclobut-1-ene-1,2-dicarboxylic acid (CAS 16508-05-7)
- (Cyclobut-2-en-1-yl)methanol (CAS 15963-49-2)
- Cyclobut-1-en-1-ylmethanol (CAS 89182-08-1)
Recommended Standards
- 2,2-Difluoropropanehydrazide (CAS 1033077-25-6)
- 2,2-difluoro-N’-hydroxypropanimidamide (CAS 1287685-81-7)
- Ethyl Methylphosphonate (CAS 1832-53-7)
- 2-Bromo-3-chloromethyl-4-(trifluoromethyl)pyridine (CAS 1227578-14-4)
- N-Hydroxy-3-(tetramethyl-1,3,2-dioxaborolan-2-yl)benzene-1-carboximidamide (CAS 2088368-01-6)
- 1'-(Cyclopropanecarbonyl)-3H-spiro[isobenzofuran-1,4'-piperidin]-3-one (CAS 56658-26-5)
- 1-(4-Bromophenyl)-2-hydroxy-2-p-tolylethanone (CAS 40396-74-5)
- 2-(4-Chlorophenyl)-1-methyl-5-oxopyrrolidine-3-carboxylic acid (CAS 75810-52-5)
- 2-Methyl-7-(trifluoromethyl)imidazo[1,2-a]pyridin-3-amine (CAS 1501470-27-4)
- Semaglutide Impurity 191 (CAS CATO-C4X-2226191)
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