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821-11-4

821-11-4 structure
821-11-4 structure

Name 2-butene-1,4-diol
Synonyms (E)-1,4-dihydroxy-2-butene
trans-1,4-dihydroxy-2-butene
Cyclopropanecarboxylicacid,2-bromo
trans-2-bromocyclopropanecarboxylic acid
cis 2-butene-1,4-diol
(+-)-trans-2-Brom-cyclopropancarbonsaeure
(E)-2-butene-1,4-diol
(1SR,2RS)-2-bromocyclopropanecarboxylic acid
trans-2-butene-1,4-diol
(+-)-2t-Brom-cyclopropan-r-carbonsaeure
Density 1.07 g/mL at 25ºC(lit.)
Boiling Point 131.5ºC12 mm Hg(lit.)
Melting Point 7ºC(lit.)
Molecular Formula C4H8O2
Molecular Weight 88.10510
Flash Point >230 °F
Exact Mass 88.05240
PSA 40.46000
Index of Refraction n20/D 1.478(lit.)
Hazard Codes Xn: Harmful;
Risk Phrases 22-36/37/38
Safety Phrases 26-36
WGK Germany 1
RTECS EM4970000
HS Code 29052900