Chloral

Modify Date: 2024-01-03 09:53:12

Chloral Structure
Chloral structure
Common Name Chloral
CAS Number 75-87-6 Molecular Weight 147.388
Density 1.6±0.1 g/cm3 Boiling Point 97.8±0.0 °C at 760 mmHg
Molecular Formula C2HCl3O Melting Point -57.5°C
MSDS N/A Flash Point 14.9±26.5 °C

 Names

Name trichloroacetaldehyde
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.6±0.1 g/cm3
Boiling Point 97.8±0.0 °C at 760 mmHg
Melting Point -57.5°C
Molecular Formula C2HCl3O
Molecular Weight 147.388
Flash Point 14.9±26.5 °C
Exact Mass 145.909302
PSA 17.07000
LogP 1.61
Vapour Pressure 41.1±0.1 mmHg at 25°C
Index of Refraction 1.471
Stability Stable. Flammable. Incompatible with strong oxidizing agents.
Water Solubility Soluble

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
FM7870000
CHEMICAL NAME :
Chloral
CAS REGISTRY NUMBER :
75-87-6
BEILSTEIN REFERENCE NO. :
0506422
LAST UPDATED :
199710
DATA ITEMS CITED :
17
MOLECULAR FORMULA :
C2-H-Cl3-O
MOLECULAR WEIGHT :
147.38
WISWESSER LINE NOTATION :
VHXFFF

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
440 mg/m3/4H
TOXIC EFFECTS :
Sense Organs and Special Senses (Eye) - ptosis Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - dyspnea
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
600 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LC50 - Lethal concentration, 50 percent kill
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
5900 mg/m3/4H
TOXIC EFFECTS :
Sense Organs and Special Senses (Eye) - lacrimation Behavioral - convulsions or effect on seizure threshold Behavioral - ataxia
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Mammal - species unspecified
DOSE/DURATION :
710 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
TCLo - Lowest published toxic concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
80 mg/m3/4H/2W-I
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - acute pulmonary edema Endocrine - changes in adrenal weight Nutritional and Gross Metabolic - weight loss or decreased weight gain

MUTATION DATA

TYPE OF TEST :
Mutation in microorganisms
TEST SYSTEM :
Yeast - Saccharomyces cerevisiae
DOSE/DURATION :
1 gm/L
REFERENCE :
MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 155,53,1985 *** REVIEWS *** IARC Cancer Review:Animal Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 63,245,1995 IARC Cancer Review:Human Inadequate Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 63,245,1995 IARC Cancer Review:Group 3 IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 63,245,1995 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-RUSSIA:STEL 5 mg/m3 JAN 1993 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 83816 No. of Facilities: 67 (estimated) No. of Industries: 3 No. of Occupations: 12 No. of Employees: 1313 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 83816 No. of Facilities: 119 (estimated) No. of Industries: 5 No. of Occupations: 7 No. of Employees: 2757 (estimated) No. of Female Employees: 1563 (estimated)

 Safety Information

Hazard Codes T
Risk Phrases R22;R26;R36/37/38
Safety Phrases S26-S36/37-S45-S7/9
RIDADR UN 2075 6.1/PG 2
WGK Germany 3
RTECS FM7870000
Packaging Group II
Hazard Class 6.1(a)
HS Code 2913000010

 Synthetic Route

 Customs

HS Code 2913000010

 Synonyms

Anhydrous chloral
CCl3CHO
Trichloracetaldehyde
Acetaldehyde, 2,2,2-trichloro-
Acetaldehyde, trichloro-
2,2,2-Trichloroacetaldehyde
Chloral
2,2,2-trichloroethoxide
Grasex
Acetaldehyde,trichloro
MFCD00036214
Anhydr Chloral
EINECS 200-911-5
2,2,2-trichloroethanal
Trichloroacetaldehyde
chloral anhydrous
Trichloroethanal