488178
3,4-Diacetoxy-1-butene
98%
Synonym(s):
3-Butene-1,2-diol diacetate, DAcB
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About This Item
Linear Formula:
CH3CO2CH2CH(O2CCH3)CH=CH2
CAS Number:
Molecular Weight:
172.18
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22
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Quality Level
Assay
98%
refractive index
n20/D 1.43 (lit.)
bp
95-96 °C/10 mmHg (lit.)
density
1.059 g/mL at 25 °C (lit.)
SMILES string
CC(=O)OCC(OC(C)=O)C=C
InChI
1S/C8H12O4/c1-4-8(12-7(3)10)5-11-6(2)9/h4,8H,1,5H2,2-3H3
InChI key
MWWXARALRVYLAE-UHFFFAOYSA-N
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General description
3,4-Diacetoxy-1-butene (3,4-DAB) is a diacetoxybutene derivative. 1,3-butadiene undergoes oxidative acetoxylation in the presence of palladium-based IMCs (intermetallic compounds) to form 3,4-DAB as one of the product.
Signal Word
Warning
Hazard Statements
Hazard Classifications
Acute Tox. 4
Storage Class Code
10 - Combustible liquids
WGK
WGK 1
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
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Nano-size particles of palladium intermetallic compounds as catalysts for oxidative acetoxylation.
Komatsu T, et al.
Applied Catalysis A: General, 251(2), 315-326 (2003)
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