ChemicalBook--->CAS DataBase List--->4784-77-4

4784-77-4

4784-77-4 Structure

4784-77-4 Structure
IdentificationMore
[Name]

CROTYL BROMIDE
[CAS]

4784-77-4
[Synonyms]

1-BROMO-2-BUTENE
CIS,TRANS-1-BROMO-2-BUTENE
CIS,TRANS-CROTYL BROMIDE
CROTYL BROMIDE
(2E)-1-Bromo-2-butene
1-bromo-2-buten
1-bromo-but-2-ene
1-bromobut-2-ene
1-Crotyl bromide
2-Butene,1-bromo-
2-Butenyl bromide
4-bromo-2-butene
Crotyl bromide (contains ca. 14% 3-bromo-1-butene)
CIS,TRANS-CROTYL BROMIDE, STAB.
1-BROMO-2-BUTENE TECH
[EINECS(EC#)]

225-332-5
[Molecular Formula]

C4H7Br
[MDL Number]

MFCD00000248
[Molecular Weight]

135
[MOL File]

4784-77-4.mol
Chemical PropertiesBack Directory
[Melting point ]

-115.07°C (estimate)
[Boiling point ]

97-99 °C(lit.)
[density ]

1.312 g/mL at 25 °C(lit.)
[refractive index ]

n20/D 1.480(lit.)
[Fp ]

11 °C
[storage temp. ]

0-6°C
[form ]

clear liquid
[color ]

Colorless to Light yellow to Light orange
[CAS DataBase Reference]

4784-77-4(CAS DataBase Reference)
[EPA Substance Registry System]

2-Butene, 1-bromo- (4784-77-4)
Safety DataBack Directory
[Hazard Codes ]

F
[Risk Statements ]

R11:Highly Flammable.
R36/37:Irritating to eyes and respiratory system .
[Safety Statements ]

S16:Keep away from sources of ignition-No smoking .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36:Wear suitable protective clothing .
[RIDADR ]

UN 1993 3/PG 2
[WGK Germany ]

3
[F ]

8
[HS Code ]

2903.39.2050
[HazardClass ]

3
[PackingGroup ]

II
Hazard InformationBack Directory
[Uses]

Crotyl Bromide acts as a reagent in the synthesis of antitumor antibiotic (±)-streptonigrin using ring-closing metathesis and asymmetric Suzuki-Miyaura cross-coupling to give the enantioenriched intermediates
Spectrum DetailBack Directory
[Spectrum Detail]

CROTYL BROMIDE(4784-77-4)MS
CROTYL BROMIDE(4784-77-4)IR1
Well-known Reagent Company Product InformationBack Directory
[TCI AMERICA]

Crotyl Bromide,>83.0%(GC)(4784-77-4)
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