CAS 821-06-7|(2E)-1,4-Dibromo-2-butene

Introduction：Basic information about CAS 821-06-7|(2E)-1,4-Dibromo-2-butene, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Toxicological Information
CHEMICAL IDENTIFICATION
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
4. Safety Information
5. Customs
6. Synonyms

Common Name	(2E)-1,4-Dibromo-2-butene
CAS Number	821-06-7	Molecular Weight	213.898
Density	1.9±0.1 g/cm3	Boiling Point	203.0±0.0 °C at 760 mmHg
Molecular Formula	C₄H₆Br₂	Melting Point	48-53ºC
MSDS	ChineseUSA	Flash Point	71.9±21.0 °C
Symbol	GHS05, GHS06	Signal Word	Danger

Names

Name	trans-1,4-Dibromo-2-butene
Synonym	More Synonyms

Chemical & Physical Properties

Density	1.9±0.1 g/cm3
Boiling Point	203.0±0.0 °C at 760 mmHg
Melting Point	48-53ºC
Molecular Formula	C₄H₆Br₂
Molecular Weight	213.898
Flash Point	71.9±21.0 °C
Exact Mass	211.883606
LogP	2.41
Vapour Pressure	0.4±0.3 mmHg at 25°C
Index of Refraction	1.543
InChIKey	RMXLHIUHKIVPAB-OWOJBTEDSA-N
SMILES	BrCC=CCBr
Storage condition	Refrigerator
Water Solubility	slightly soluble

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: EM4725000

CHEMICAL NAME :: 2-Butene, 1,4-dibromo-, trans-

CAS REGISTRY NUMBER :: 821-06-7

BEILSTEIN REFERENCE NO. :: 1719696

LAST UPDATED :: 199701

DATA ITEMS CITED :: 4

MOLECULAR FORMULA :: C4-H6-Br2

MOLECULAR WEIGHT :: 213.92

WISWESSER LINE NOTATION :: E2U2E -T

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: SCCUR* Shell Chemical Company. Unpublished Report. (2401 Crow Canyon Rd., San Romon, CA 94583) Volume(issue)/page/year: -,3,1961 ** ACUTE TOXICITY DATA **

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 62 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: SCCUR* Shell Chemical Company. Unpublished Report. (2401 Crow Canyon Rd., San Romon, CA 94583) Volume(issue)/page/year: -,9,1961

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 29 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: SCCUR* Shell Chemical Company. Unpublished Report. (2401 Crow Canyon Rd., San Romon, CA 94583) Volume(issue)/page/year: -,9,1961

Safety Information

Symbol	GHS05, GHS06
Signal Word	Danger
Hazard Statements	H301-H314
Precautionary Statements	P280-P301 + P310-P305 + P351 + P338-P310
Personal Protective Equipment	Eyeshields;Faceshields;full-face particle respirator type N100 (US);Gloves;respirator cartridge type N100 (US);type P1 (EN143) respirator filter;type P3 (EN 143) respirator cartridges
Hazard Codes	T:Toxic
Risk Phrases	R23/25;R34
Safety Phrases	S26-S28-S36/37/39-S45
RIDADR	UN 2923
WGK Germany	2
RTECS	EM4725000
Packaging Group	III
Hazard Class	6.1(b)
HS Code	2903399090

Customs

HS Code	2903399090
Summary	2903399090. brominated,fluorinated or iodinated derivatives of acyclic hydrocarbons. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:5.5%. General tariff:30.0%

Synonyms

(2E)-1,4-dibromobut-2-ene

EINECS 212-472-7

2-Butene, 1,4-dibromo-, (2E)-

MFCD07783464

2-Butene, 1,4-dibromo-, (E)-

(E)-1,4-dibromobut-2-ene

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