Skip Navigation
ChemIDplus A TOXNET DATABASE LiteBrowseAdvanced

Substance Name: omega-Chloroacetophenone
RN: 532-27-4
UNII: 88B5039IQG
InChIKey: IMACFCSSMIZSPP-UHFFFAOYSA-N

Note

  • A potent eye, throat, and skin irritant. One of its uses is as a riot control agent.

Molecular Formula

  • C8-H7-Cl-O

Molecular Weight

  • 154.595
 

Classification Codes

Classification Codes

  • Human Data
  • Irritants
  • Mutation Data
  • Noxae
  • Riot Control Agents, Chemical
  • Skin / Eye Irritant
  • Tear Gases
  • Tumor Data

Superlist Classification Codes

  • Reportable Quantity (RQ) = 100 lb
  • TWA (0.05 ppm); Not classifiable as a human carcinogen
  • TWA 0.05 ppm (0.3 mg/m3)

Names and Synonyms

Results Name

  • omega-Chloroacetophenone

Name of Substance

  • 2-Chloroacetophenone
  • omega-Chloroacetophenone

MeSH Heading

  • omega-Chloroacetophenone

Synonyms

  • 1-Chloroacetophenone
  • 2-Chloro-1-phenylethanone
  • 2-Chloroacetophenone
  • 3'-Chloroacetophenone
  • 4-07-00-00641 (Beilstein Handbook Reference)
  • Acetophenone, 2-chloro-
  • AI3-52322
  • alpha-Chloroacetophenone
  • BRN 0507950
  • Caswell No. 179C
  • CCRIS 2370
  • Chemical mace
  • Chloromethyl phenyl ketone
  • CN
  • CN (lacrimator)
  • EINECS 208-531-1
  • EPA Pesticide Chemical Code 018001
  • Ethanone, 2-chloro-1-phenyl-
  • HSDB 972
  • Mace
  • Mace (lacrimator)
  • NCI-C55107
  • NSC 41666
  • Phenacyl chloride
  • Phenacylchloride
  • Phenylchloromethylketone
  • Tear gas
  • UNII-88B5039IQG

Systematic Names

  • 2-Chloroacetophenone
  • Acetophenone, 2-chloro-
  • Ethanone, 2-chloro-1-phenyl-

Superlist Names

  • 2-Chloroacetophenone
  • alpha-Chloroacetophenone
  • Chloroacetophenone
  • Chloroacetophenone (CN), liquid
  • Chloroacetophenone (CN), liquid [UN1697] [Poison]
  • Chloroacetophenone (CN), solid
  • Chloroacetophenone (CN), solid [UN1697] [Poison]
  • Ethanone, 2-chloro-1-phenyl-
  • Phenacyl chloride
  • UN1697

Registry Numbers

CAS Registry Number

  • 532-27-4

FDA UNII

  • 88B5039IQG

System Generated Number

  • 0000532274

Structure Descriptors

InChI

1S/C8H7ClO/c9-6-8(10)7-4-2-1-3-5-7/h1-5H,6H2

InChIKey

IMACFCSSMIZSPP-UHFFFAOYSA-N

Smiles

c1(C(CCl)=O)ccccc1

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LCLo inhalation 490mg/m3/30M (490mg/m3) LUNGS, THORAX, OR RESPIRATION: ACUTE PULMONARY EDEMA

SENSE ORGANS AND SPECIAL SENSES: OTHER CHANGES: OLFACTION

BLOOD: HEMORRHAGE
Archives of Toxicology. Vol. 40, Pg. 75, 1978.
guinea pig LD50 intraperitoneal 17mg/kg (17mg/kg) LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES

BEHAVIORAL: COMA

SKIN AND APPENDAGES (SKIN): HAIR: OTHER
Archives of Toxicology. Vol. 40, Pg. 75, 1978.
guinea pig LD50 oral 158mg/kg (158mg/kg) SKIN AND APPENDAGES (SKIN): HAIR: OTHER

BEHAVIORAL: COMA

LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES
Archives of Toxicology. Vol. 40, Pg. 75, 1978.
guinea pig LD50 skin > 1gm/kg (1000mg/kg)   National Technical Information Service. Vol. OTS0556684,
human LCLo inhalation 159mg/m3/20M (159mg/m3)   "Toxicology of Drugs and Chemicals," Deichmann, W.B., New York, Academic Press, Inc., 1969Vol. -, Pg. 163, 1969.
human TCLo inhalation 20mg/m3 (20mg/m3) LUNGS, THORAX, OR RESPIRATION: COUGH

SENSE ORGANS AND SPECIAL SENSES: OTHER: EYE

LUNGS, THORAX, OR RESPIRATION: DYSPNEA
British Journal of Industrial Medicine. Vol. 29, Pg. 298, 1972.
human TCLo inhalation 93mg/m3/3M (93mg/m3) LUNGS, THORAX, OR RESPIRATION: DYSPNEA

SENSE ORGANS AND SPECIAL SENSES: CONJUNCTIVE IRRITATION: EYE

SENSE ORGANS AND SPECIAL SENSES: LACRIMATION: EYE
American Industrial Hygiene Association Journal. Vol. 23, Pg. 199, 1962.
mouse LC50 inhalation 59mg/m3 (59mg/m3)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 58(10), Pg. 4, 1993.
mouse LD50 intraperitoneal 60mg/kg (60mg/kg)   National Technical Information Service. Vol. AD837-111,
mouse LD50 intravenous 81mg/kg (81mg/kg) LUNGS, THORAX, OR RESPIRATION: RESPIRATORY STIMULATION

KIDNEY, URETER, AND BLADDER: OTHER CHANGES

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD
Archives of Toxicology. Vol. 40, Pg. 75, 1978.
mouse LD50 oral 139mg/kg (139mg/kg)   National Technical Information Service. Vol. AD837-111,
rabbit LCLo inhalation 465mg/m3/20M (465mg/m3) LUNGS, THORAX, OR RESPIRATION: ACUTE PULMONARY EDEMA

SENSE ORGANS AND SPECIAL SENSES: OTHER CHANGES: OLFACTION

BLOOD: HEMORRHAGE
Archives of Toxicology. Vol. 40, Pg. 75, 1978.
rabbit LD50 intravenous 30mg/kg (30mg/kg) BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

KIDNEY, URETER, AND BLADDER: OTHER CHANGES

LUNGS, THORAX, OR RESPIRATION: RESPIRATORY STIMULATION
Archives of Toxicology. Vol. 40, Pg. 75, 1978.
rabbit LD50 oral 118mg/kg (118mg/kg) SKIN AND APPENDAGES (SKIN): HAIR: OTHER

BEHAVIORAL: COMA

LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES
Archives of Toxicology. Vol. 40, Pg. 75, 1978.
rat LCLo inhalation 417mg/m3/15M (417mg/m3) SENSE ORGANS AND SPECIAL SENSES: OTHER CHANGES: OLFACTION

LUNGS, THORAX, OR RESPIRATION: ACUTE PULMONARY EDEMA

BLOOD: HEMORRHAGE
Archives of Toxicology. Vol. 40, Pg. 75, 1978.
rat LD50 intraperitoneal 36mg/kg (36mg/kg) BEHAVIORAL: COMA

SKIN AND APPENDAGES (SKIN): HAIR: OTHER

LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES
Archives of Toxicology. Vol. 40, Pg. 75, 1978.
rat LD50 intravenous 41mg/kg (41mg/kg) LUNGS, THORAX, OR RESPIRATION: RESPIRATORY STIMULATION

KIDNEY, URETER, AND BLADDER: OTHER CHANGES

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD
Archives of Toxicology. Vol. 40, Pg. 75, 1978.
rat LD50 oral 50mg/kg (50mg/kg)   Toxicology and Applied Pharmacology. Vol. 17, Pg. 295, 1970.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 56.5 deg C   EXP
Boiling Point 247 deg C   EXP
log P (octanol-water) 1.930 (none)   EST
Water Solubility 1640 mg/L 25 EST
Vapor Pressure 0.0054 mm Hg 20 EXP
Henry's Law Constant 3.46E-06 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 1.74E-12 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.