Methyl cyclobut-1-ene-1-carboxylate CAS 40628-41-9
| CAS No. | 40628-41-9 |
| Molecular Formula | C6H8O2 |
| Molecular Weight | 112.13 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C6H8O2, Methyl cyclobut-1-ene-1-carboxylate contains a carboxylic acid group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 112.13 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
Methyl cyclobut-1-ene-1-carboxylate (CAS 40628-41-9), molecular formula C6H8O2 and molecular weight 112.13 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures Methyl cyclobut-1-ene-1-carboxylate under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C6H8O2 |
| Molecular Weight | 112.13 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1968 |
Related Methyl Standards
- Methyl cyclobut-2-ene-1-carboxylate (CAS 15963-45-8)
- cis-Cyclobut-3-ene-1,2-dicarboxylic Anhydride (CAS 10374-07-9)
- Ethyl cyclobut-1-ene-1-carboxylate (CAS 181941-46-8)
- 2-(Cyclobut-1-en-1-yl)pyridine (CAS 291778-15-9)
- 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-2-en-1-yl)methanol (CAS 15963-49-2)
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- (2R,3S,4S,5S)-2-Methyl-6-(pentyloxy)tetrahydro-2H-pyran-3,4,5-triol (CAS 494844-53-0)
- N-((1H-benzo[d][1,2,3]triazol-1-yl)methyl)-4-bromo-2-fluoroaniline (CAS 298217-92-2)
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- 4-{4-[(E)-2-Cyano-3-methoxy-3-oxo-1-propenyl]-2-pyrimidinyl}phenyl 2-thiophenecarboxylate (CAS 477871-08-2)
- 3-(2-(4-Chlorophenyl)-8-methylimidazo[1,2-a]pyridin-3-yl)acrylic acid (CAS 727652-38-2)
- 4,4-Sulfonylbis(methylbenzene) (CAS 599-66-6)
- Semaglutide (CAS 910463-68-2（free base）)
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