(2E)-4-Hydroxy-2-butenal (DISCONTINUED) CAS 18445-71-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 18445-71-1 |
| Molecular Formula | C4H6O2 |
| Molecular Weight | 86.09 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies (2E)-4-Hydroxy-2-butenal (DISCONTINUED) (CAS 18445-71-1), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C4H6O2. Molecular weight: 86.09 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C4H6O2 |
| Molecular Weight | 86.09 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 2.0 |
| CAS Registry Year (est.) | 1962 |
Related E Standards
- 3-Hydroxy-2-methylpropanenitrile (CAS 2567-01-3)
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- 2-Hydroxy-2-methylpropanal (Technical Grade, in Solution) (CAS 20818-81-9)
- 3-Hydroxy-2-methylpropionaldehyde (CAS 38433-80-6)
- 4-Hydroxy-2-butanone (CAS 590-90-9)
- N-hydroxy-N-methylacetamide (CAS 13115-24-7)
- 4-Hydroxy-2-butenenitrile (CAS 19060-14-1)
Recommended Standards
- 3-Methyloxetan-2-one (CAS 1823-54-7)
- (R)-3-aminoazetidin-2-one (CAS 98674-41-0)
- 2-Hydroxycyclobutan-1-one (CAS 17082-63-2)
- N,N-dimethyl-2,3-dihydrobenzo[b]thiophene-2-carboxamide (CAS 1090428-15-1)
- 2,6-Dimethyl-1-(phenylsulfonyl)-1H-pyrrolo[2,3-b]pyridine (CAS 1227266-91-2)
- (1,3-Benzodioxol-5-ylmethyl)(2-chlorobenzyl)amine hydrobromide (CAS 1609404-15-0)
- 1,2,3,6,7-Pentamethoxy-9H-xanthen-9-one (CAS 64756-86-1)
- 7-methoxy-1-methyl-1H-1,3-benzodiazol-4-ol (CAS 705927-95-3)
- N,n'-Bis(2,4,4-trimethylpentan-2-yl)sulfuric diamide (CAS 6281-65-8)
- Semaglutide impurity 45 (CAS CATO-C4X-222645)
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