5-Bromo-2-methyl-2-pentene

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Names

[ CAS No. ]:
2270-59-9

[ Name ]:
5-Bromo-2-methyl-2-pentene

[Synonym ]:
5-Bromo-2-methylpent-2-ene
MFCD00009887
2-Pentene,5-bromo-2-methyl
4-methyl-3-pentenyl bromide
1-bromo-4-methyl-3-pentene
2-Pentene, 5-bromo-2-methyl-
1-bromo-4-methylpent-3-ene
5-Bromo-2-methyl-2-pentene
4-methylpent-3-enyl bromide
5-Bromo-2-methyl-pent-2-ene

Chemical & Physical Properties

[ Density]:
1.2±0.1 g/cm3

[ Boiling Point ]:
152.6±9.0 °C at 760 mmHg

[ Melting Point ]:
-102.35°C (estimate)

[ Molecular Formula ]:
C6H11Br

[ Molecular Weight ]:
163.055

[ Flash Point ]:
22.8±0.0 °C

[ Exact Mass ]:
162.004410

[ LogP ]:
3.41

[ Vapour Pressure ]:
4.4±0.3 mmHg at 25°C

[ Index of Refraction ]:
1.471

[ Storage condition ]:
2-8°C

[ Water Solubility ]:
Slightly miscible with water.

MSDS

Click to get detail MSDS

Safety Information

[ Symbol ]:

GHS02, GHS07

[ Signal Word ]:
Danger

[ Hazard Statements ]:
H225-H315-H319-H335

[ Precautionary Statements ]:
P210-P261-P305 + P351 + P338

[ Personal Protective Equipment ]:
Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter

[ Hazard Codes ]:
Xi: Irritant;

[ Risk Phrases ]:
R10;R36/37/38

[ Safety Phrases ]:
S26-S36

[ RIDADR ]:
UN 1993 3

[ WGK Germany ]:
3

[ Packaging Group ]:
III

[ HS Code ]:
2903399090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • 1-Cyclopropylethanone
  • METHYLMAGNESIUM BROMIDE
  • 2-Cyclopropyl-2-hydroxypropane
  • 4-methyl-3-penten-1-ol
  • 2,5-dibromo-2-methylpentane
  • 4-methylpent-3-enyl 4-methylbenzenesulfonate
  • 4-methylpentane-1,4-diol
  • 3-Acetyl-1-propanol
  • gamma-Butyrolactone
  • METHYLMAGNESIUM IODIDE

DownStream

  • Neocryptotanshinone
  • 4,4,5,5-tetramethyl-2-(4-methylpent-3-enyl)-1,3,2-dioxaborolane
  • Cryptotanshinone
  • 5-methylhex-4-en-1-ol
  • 4-methyl-1,3-pentadiene
  • 5-ethoxy-2-methyl-pent-2-ene
  • alpha-Bisabolol
  • UNII:7R20G8CX85
  • 2,7-dimethylocta-1,6-dien-3-ol
  • 5-methylhex-4-enenitrile

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%

Articles

Total synthesis of (-)-Penifulvin A, an insecticide with a dioxafenestrane skeleton.

J. Am. Chem. Soc. 131(2) , 452-3, (2009)

Herein we report the first total synthesis of Penifulvin A, a sesquiterpenoid with a novel dioxa-fenestrane structure. Penifulvin A is a potent insecticide against the fall armyworm Spodoptera frugipe...

Biosynthesis of the vinca alkaloids. The incorporation of geraniol-3-14C into catharanthine and vindoline. Leete E and Ueda S.

Tetrahedron Lett. 7(40) , 4915-4918, (1966)


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