Skip Navigation
ChemIDplus Lite•Browse•Advanced

Substance Name: Bromine
RN: 7726-95-6
UNII: SBV4XY874G
InChIKey: GDTBXPJZTBHREO-UHFFFAOYSA-N

Note

  • A halogen with the atomic symbol Br, atomic number 35, and atomic weight 79.904. It is a volatile reddish-brown liquid that gives off suffocating vapors, is corrosive to the skin, and may cause severe gastroenteritis if ingested.

Molecular Formula

  • Br2

Molecular Weight

  • 159.808
 

Classification Codes

Classification Code

  • Human Data

Superlist Classification Codes

  • 2007 CERCLA Priority List, Rank: 142
  • 2011 CERCLA Priority List, Rank: 152
  • Threshold Planning Quantity (TPQ) = 500 lb
  • TWA (0.1 ppm); STEL (0.2 ppm)
  • TWA 0.1 ppm (0.7 mg/m3)

Names and Synonyms

Name of Substance

  • Bromine

MeSH Heading

  • Bromine

Synonyms

  • Brom
  • Brom [German]
  • Brome
  • Brome [French]
  • Bromine
  • Bromine solution
  • Bromo
  • Bromo [Italian]
  • Bromo [Spanish]
  • Broom
  • Broom [Dutch]
  • Caswell No. 112
  • Dibromine
  • EC 231-778-1
  • EINECS 231-778-1
  • EPA Pesticide Chemical Code 008701
  • HSDB 514
  • UNII-SBV4XY874G

Systematic Name

  • Bromine

Superlist Names

  • Bromine
  • Bromine or bromine solutions
  • Bromine or bromine solutions [UN1744] [Corrosive]
  • UN1744

Registry Numbers

CAS Registry Number

  • 7726-95-6

FDA UNII

  • SBV4XY874G

Other Registry Number

  • 23724-81-4

System Generated Number

  • 0007726956

Structure Descriptors

InChI

InChI=1S/Br2/c1-2

InChIKey

GDTBXPJZTBHREO-UHFFFAOYSA-N

Smiles

BrBr

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LD50 oral 5500mg/kg (5500mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 35(11), Pg. 11, 1970.
human LCLo inhalation 1000ppm (1000ppm)   "Toxicology of Drugs and Chemicals," Deichmann, W.B., New York, Academic Press, Inc., 1969Vol. -, Pg. 645, 1969.
human LDLo oral 14mg/kg (14mg/kg)   "Toxicology of Drugs and Chemicals," Deichmann, W.B., New York, Academic Press, Inc., 1969Vol. -, Pg. 645, 1969.
mammal (species unspecified) LD50 oral 440mg/kg (440mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 39(4), Pg. 86, 1974.
mouse LC50 inhalation 750ppm/9M (750ppm)   American Industrial Hygiene Association Journal. Vol. 39, Pg. 129, 1978.
mouse LD50 oral 3100mg/kg (3100mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 35(11), Pg. 11, 1970.
rabbit LCLo inhalation 180ppm/6.5H (180ppm)   "Handbook of Toxicology," 4 vols., Philadelphia, W.B. Saunders Co., 1956-59Vol. 1, Pg. 324, 1955.
rabbit LD50 oral 4160mg/kg (4160mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 35(11), Pg. 11, 1970.
rat LC50 inhalation 2700mg/m3 (2700mg/m3) LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 20(3), Pg. 36, 1976.
rat LD50 oral 2600mg/kg (2600mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 35(11), Pg. 11, 1970.