Shanghai Nianxing Industrial Co., Ltd
China
Product Name: trans-2,3-dibromo-2-butene-1,4-diol
Price: Check
Purity: 99.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: trans-2,3-dibromo-2-butene-1,4-diol
Price: ￥338.0/100g ￥118.0/25g
Purity: 99.0%
Stocking Period: 3 Day
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Trans-2,3-dibromo-2-butene-1,4-diol
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

21285-46-1

21285-46-1 structure

21285-46-1 structure

Name: trans-2,3-dibromo-2-butene-1,4-diol
Chemical Name: trans-2,3-dibromo-2-butene-1,4-diol
CAS Number: 21285-46-1
Molecular Formula: C₄H₆Br₂O₂
Molecular Weight: 245.89700
Create Date: 2018-09-27 17:49:44
Modify Date: 2025-08-25 15:59:18

Name	trans-2,3-dibromo-2-butene-1,4-diol
Synonyms	2,3-dibromobut-2-ene-1,4-diol 2,3-dibromo-but-2t-ene-1,4-diol 2,3-Dibrom-but-2t-en-1,4-diol Diaethyldiacetylfumarat trans-2,3-DibroMo-2-butene-1,4-diol trans-2,3-Dibromo-1,4-dihydroxy-2-butene diacetyl-fumaric acid diethyl ester EINECS 221-779-5 MFCD00004698 Diacetyl-fumarsaeure-diaethylester

Density	2.252 g/cm3
Boiling Point	318.1ºC
Melting Point	112-114ºC
Molecular Formula	C₄H₆Br₂O₂
Molecular Weight	245.89700
Flash Point	146.2ºC
Exact Mass	243.87300
PSA	40.46000
LogP	0.97240
Vapour Pressure	3.07E-05mmHg at 25°C
Index of Refraction	1.63

Hazard Codes	Xi: Irritant;
Risk Phrases	R36/37/38
Safety Phrases	S26-S36
WGK Germany	3
RTECS	EM6910000

Precursor 1
110-65-6
DownStream 3
32460-02-9 21577-50-4 149418-41-7

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