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    General Material Information
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bromstyrol

Chemical Structure

General Material Information

Preferred name bromstyrol
Trivial Name β-Bromostyrene
Short Description 2-(bromovinyl)benzene
Formula C8 H7 Br
CAS Number 103-64-0
Deleted CAS Number 1340-14-3
ECHA Number 203-131-3
FDA UNII 46J0U1IRC9
Beilstein Number 2038495
MDL MFCD00000185
Bio Activity Summary External link
NMR Predictor External link
Synonyms
  • benzene, (2-bromoethenyl)-
  • 1-bromo-2-phenylethene
  • alpha- bromo-beta-phenyl ethylene
  • 2-bromoethenyl benzene
  • (2-bromoethenyl)benzene
  • 2-bromoethenylbenzene
  • beta- bromostyrene
  • omega- bromostyrene
  • bromostyrolene
  • (2-bromovinyl) benzene
  • (2-bromovinyl)benzene
  • 2-( bromovinyl)benzene
  • beta- bromstyrene
  • beta- bromstyrol
  • bromstyrolene
  • hyacinth base
  • styryl bromide
  • 2-bromoethenylbenzene
  • Styrene, β-bromo-
  • (2-Bromoethenyl)benzene
  • α-Bromo-β-phenylethylene
  • β-Bromostyrene
  • ω-Bromostyrene
  • β-Bromstyrol
  • 1-Bromo-2-phenylethene
  • (2-Bromovinyl)benzene
  • 1-Bromo-2-phenylethylene
  • NSC 8047
  • 2-Phenylethenyl bromide

US / EU / FDA / JECFA / FEMA / Scholar / Patents

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Other Information

(IUPAC):Atomic Weights of the Elements 2011 (pdf)
Videos:The Periodic Table of Videos
tgsc:Atomic Weights use for this web site
(IUPAC):Periodic Table of the Elements
CHEMBL:View
HMDB (The Human Metabolome Database):Search
Export Tariff Code:2903.99.8001
ChemSpider:View

PhysChem Properties

Material listed in food chemical codex No
Molecular weight 183.04779052734
Specific gravity @ 25 °C
Pounds per Gallon 11.608 to 11.849
Refractive Index 1.602 to 1.609 @ 20 °C
Melting Point 6 to 7°C @ 760 mm Hg
Boiling Point 110 to 112°C @ 20 mm Hg
Boiling Point 219 to 220°C @ 760 mm Hg
Vapor Pressure 0.123 mmHg @ 25 °C
Flash Point TCC Value 101.67 °C TCC
logP (o/w) 3.15
Solubility
alcohol Yes
water, 107.9 mg/L @ 25 °C (est) Yes
water No

Organoleptic Properties

Odor Type: Green
leafy, green, hyacinth
Odor strength high , recommend smelling in a 1.00 % solution or less
Substantivity 32 hour(s) at 100.00 %
Luebke, William tgsc, (1985) At 1.00 % in dipropylene glycol. strong leafy green hyacinth

Safety Information

Safety information

Preferred SDS: View
European information :
Most important hazard(s):
Xn - Harmful.
R 22 - Harmful if swallowed.
R 36/37/38 - Irritating to eyes, respiratory system, and skin.
S 02 - Keep out of the reach of children.
S 26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S 36/37/39 - Wear suitable clothing, gloves and eye/face protection.
Hazards identification
Classification of the substance or mixture
GHS Classification in accordance with 29 CFR 1910 (OSHA HCS)
None found.
GHS Label elements, including precautionary statements
Pictogram
Hazard statement(s)
None found.
Precautionary statement(s)
None found.
Human Experience:
4 % solution: no irritation or sensitization.
Oral/Parenteral Toxicity:
oral-rat LD50 1250 mg/kg
Food and Cosmetics Toxicology. Vol. 11, Pg. 1043, 1973.

Dermal Toxicity:
skin-rabbit LD50 8400 mg/kg
Food and Cosmetics Toxicology. Vol. 11, Pg. 1043, 1973.

Inhalation Toxicity:
Not determined

Safety in use information

Category:
information only not used for fragrances or flavors
IFRA Critical Effect:
Insufficient data
View the IFRA Standard
Recommendation for bromstyrol usage levels up to:
PROHIBITED: Should not be used as a fragrance ingredient.
Recommendation for bromstyrol flavor usage levels up to:
not for flavor use.

Safety references

EPI System: View
AIDS Citations:Search
Cancer Citations:Search
Toxicology Citations:Search
EPA Substance Registry Services (TSCA):103-64-0
EPA ACToR:Toxicology Data
EPA Substance Registry Services (SRS):Registry
Laboratory Chemical Safety Summary :7667
National Institute of Allergy and Infectious Diseases:Data
WGK Germany:3
2-bromoethenylbenzene
Chemidplus:0000103640
RTECS:WL3850000 for cas# 103-64-0