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821-06-7

821-06-7 structure
821-06-7 structure
Name trans-1,4-Dibromo-2-butene
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
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
Storage condition Refrigerator
Water Solubility slightly soluble

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 Unpublished Report.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 Unpublished Report.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 Unpublished Report.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
Symbol GHS05 GHS06
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
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%
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title: CAS No. 821-06-7 | Chemsrc address: https://m.chemsrc.com/en/baike/1118878.html

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