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488178

Sigma-Aldrich

3,4-Diacetoxy-1-butene

98%

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Synonym(s):
3-Butene-1,2-diol diacetate, DAcB
Linear Formula:
CH3CO2CH2CH(O2CCH3)CH=CH2
CAS Number:
Molecular Weight:
172.18
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.22

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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1 of 4

This Item
195707488216119059
3,4-Diacetoxy-1-butene 98%

488178

3,4-Diacetoxy-1-butene

cis-1,4-Dichloro-2-butene 95%

195707

cis-1,4-Dichloro-2-butene

3,4-Dihydroxy-1-butene ≥99%

488216

3,4-Dihydroxy-1-butene

3,3-Dimethyl-1-butene ≥97% (GC)

119059

3,3-Dimethyl-1-butene

bp

95-96 °C/10 mmHg (lit.)

bp

152 °C/758 mmHg (lit.)

bp

195 °C/733 mmHg (lit.)

bp

41 °C (lit.)

density

1.059 g/mL at 25 °C (lit.)

density

1.188 g/mL at 25 °C (lit.)

density

1.047 g/mL at 25 °C (lit.)

density

0.653 g/mL at 25 °C (lit.)

refractive index

n20/D 1.43 (lit.)

refractive index

n20/D 1.489 (lit.)

refractive index

-

refractive index

n20/D 1.376 (lit.)

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.

pictograms

Exclamation mark

signalword

Warning

hcodes

Hazard Classifications

Acute Tox. 4

Storage Class

10 - Combustible liquids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter


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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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