2-BUTENE-1,4-DIOL

CAS No.：821-11-4

Other grades of this product :

2-BUTENE-1,4-DIOL Basic information

Product Name:	2-BUTENE-1,4-DIOL
Synonyms:	trans-but-2-ene-1,4-diol;1,4-DIHYDROXY-2-BUTENE;TRANS-2-BUTENE-1,4-DIOL;(E)-2-Butene-1,4-diol;(E)-but-2-ene-1,4-diol;trans-1,4-Dihydroxy-2-butene;trans-2-Butene-1,4-diol,trans-1,4-Dihydroxy-2-butene;(2E)-But-2-ene-1,4-diol
CAS:	821-11-4
MF:	C4H8O2
MW:	88.11
EINECS:	617-300-8
Product Categories:
Mol File:	821-11-4.mol

2-BUTENE-1,4-DIOL Chemical Properties

Melting point	7 °C(lit.)
Boiling point	131.5 °C12 mm Hg(lit.)
density	1.07 g/mL at 25 °C(lit.)
refractive index	n20/D 1.478(lit.)
Fp	>230 °F
storage temp.	2-8°C
solubility	Chloroform, DMSO, Methanol (Slightly)
form	Colourless to Off-White Oil to Semi-Solid
pka	13.88±0.10(Predicted)
color	White or Colorless to Yellow

Safety Information

Hazard Codes	Xn
Risk Statements	22-36/37/38
Safety Statements	26-36-24/25
WGK Germany	1
RTECS	EM4970000
F	23
HS Code	29052900

MSDS Information

Provider	Language
SigmaAldrich	English

2-BUTENE-1,4-DIOL Usage And Synthesis

Chemical Properties	Light yellow liquid
Uses	trans-2-Butene-1,4-diol can be used as an extender in polyurethanes and as a catalyst precursor in the preparation of α,ω,kentro-telechelic poly(THF).

2-BUTENE-1,4-DIOL Preparation Products And Raw materials

Raw materials	L-Cysteine, N-[(1,1-dimethylethoxy)carbonyl]-S-2-propen-1-yl-, methyl ester-->1-Butyne-1,4-diol-->1,4-DIACETOXY-2-BUTENE-->Diethyl fumarate-->Diethyl ether-->2-Butyne-1,4-diol-->Dimethyl fumarate-->Allyl alcohol
Preparation Products	oxirane-2,3-dimethanol-->TRANS-4-OCTENE-->2-Butene-1,4-diol

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