Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2,3-Dibromobut-2-ene-1,4-diol
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang

Zhejiang Hangyu API Co., Ltd
China
Product Name: trans-2,3-Dibromo-2-butene-1,4-diol;
Price: ￥Inquiry/1kg
Purity: 99.5%
Stocking Period: Inquiry
Contact: Vinnie

Henan Tianfu Chemical Co., Ltd.
China
Product Name: 2,3-Dibromobut-2-ene-1,4-diol
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson

3234-02-4

3234-02-4 structure

3234-02-4 structure

Name: 2,3-Dibromo-2-butene-1,4-diol
Chemical Name: trans-2,3-Dibromo-2-butene-1,4-diol
CAS Number: 3234-02-4
Molecular Formula: C₄H₆Br₂O₂
Molecular Weight: 245.897
Catalog: API Antineoplastic agents Alkylating agent
Create Date: 2019-01-09 23:07:21
Modify Date: 2024-01-02 17:08:18

Name	trans-2,3-Dibromo-2-butene-1,4-diol
Synonyms	2,3,5,6-TETRAFLUORO-N-HYDROXY-ISONICOTINAMIDINE 2,3-dibromobut-2-ene-1,4-diol Penton22 DBD 2,3-Dibrom-but-2-en-1,4-diol 2 3-DIBROMO-2-BUTENE-1 4-DIOL(GC) 4-diol,2,3-dibromo-2-Butene-1 dibromoducitol 2,3-Dibromo-2-buten-1,4-diol 2,3-dibromo-but-2-ene-1,4-diol 2,3-dibromo-2-butene-4-diol 2,3-Dibromo-2-butene-1,4-diol trans-2,3-Dibromo-2-buten-1,4-diol 2-Butene-1,4-diol, 2,3-dibromo- mitolactol Peton22 EINECS 221-779-5 MFCD00004698

Density	2.3±0.1 g/cm3
Boiling Point	318.1±42.0 °C at 760 mmHg
Melting Point	112-114 °C(lit.)
Molecular Formula	C₄H₆Br₂O₂
Molecular Weight	245.897
Flash Point	146.2±27.9 °C
Exact Mass	243.873444
PSA	40.46000
LogP	2.70
Vapour Pressure	0.0±1.5 mmHg at 25°C
Index of Refraction	1.630
Stability	Stable. Incompatible with strong oxidizing agents.
Water Solubility	1-5 g/100 mL at 21 ºC

CHEMICAL IDENTIFICATION

RTECS NUMBER :: EM6910000

CHEMICAL NAME :: 2-Butene-1,4-diol, 2,3-dibromo-

CAS REGISTRY NUMBER :: 3234-02-4

LAST UPDATED :: 199712

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C4-H6-Br2-O2

MOLECULAR WEIGHT :: 245.92

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

MUTATION DATA

TYPE OF TEST :: Mutation in microorganisms

TEST SYSTEM :: Bacteria - Salmonella typhimurium

DOSE/DURATION :: 33 ug/plate

REFERENCE :: ENMUDM Environmental Mutagenesis. (New York, NY) V.1-9, 1979-87. For publisher information, see EMMUEG. Volume(issue)/page/year: 9(Suppl 9),1,1987 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - A1263 No. of Facilities: 21 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 21 (estimated)

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H317
Personal Protective Equipment	Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes	Xi:Irritant;
Risk Phrases	R36/37/38
Safety Phrases	S26-S37/39
RIDADR	NONH for all modes of transport
WGK Germany	3
RTECS	EM6910000
Packaging Group	I; II; III
Hazard Class	6.1
HS Code	2905590090

110-65-6 structure

110-65-6

~46%

3234-02-4 structure

3234-02-4

Literature: Bora, Upasana; Bose, Gopal; Chaudhuri, Mihir K.; Dhar, Siddhartha S.; Gopinath, Rangam; Khan, Abu T.; Patel, Bhisma K. Organic Letters, 2000 , vol. 2, # 3 p. 247 - 249

Precursor 1
110-65-6
DownStream 1
32460-02-9

HS Code	2905590090
Summary	2905590090 other halogenated, sulphonated, nitrated or nitrosated derivatives of acyclic alcohols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%