Chlortoluron cas no:15545-48-9

NameChlortoluron
CAS15545-48-9
SynonymsN-(3-Chloro-4-methylphenyl)-N',N'- dimethyl urea; Dicuran; 3-(3-chloro-p-tolyl)-1,1-dimethylurea; Chlortokem; chlorotoluron; N'-(3-chloro-4-methylphenyl)-N,N-dimethylurea; N-(3-Chloro-4-methylphenyl)-N',N'-dimethylurea; Tolurex
EINECS(EC#)239-592-2
Molecular FormulaC10H13ClN2O
Molecular Weight212.68

AppearanceColorless, odorless crystals
refractive index1.586
storage tempAPPROX 4°C

Hazard Xn:Harmful;N:Dangerousfortheenvironment;
Risk R40;R50/53;R63

CHEMICAL IDENTIFICATION

RTECS NUMBER :

YS7230000

CHEMICAL NAME :

Urea, 3-(3-chloro-p-tolyl)-1,1-dimethyl-

CAS REGISTRY NUMBER :

15545-48-9

BEILSTEIN REFERENCE NO. :

2647688

LAST UPDATED :

199701

DATA ITEMS CITED :

9

MOLECULAR FORMULA :

C10-H13-Cl-N2-O

MOLECULAR WEIGHT :

212.70

WISWESSER LINE NOTATION :

GR B1 EMVN1&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

5800 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 :

Rodent - rat

DOSE/DURATION :

1300 mg/m3

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Administration onto the skin

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

>2 gm/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Mammal - dog

DOSE/DURATION :

21 gm/kg/90D-C

TOXIC EFFECTS :

Behavioral - food intake (animal) Nutritional and Gross Metabolic - weight loss or decreased weight gain Related to Chronic Data - death

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

DOSE :

2 gm/kg

SEX/DURATION :

female 4 day(s) after conception

TOXIC EFFECTS :

Reproductive - Fertility - pre-implantation mortality (e.g. reduction in number of implants per female; total number of implants per corpora lutea) Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants)

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Oral

DOSE :

10 mg/kg

SEX/DURATION :

male 50 day(s) pre-mating

TOXIC EFFECTS :

Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)

MUTATION DATA

TEST SYSTEM :

Rodent - mouse

DOSE/DURATION :

200 mg/kg

REFERENCE :

MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 58,353,1978