1,3-Dibutyl-2-thiourea
Names
[ CAS No. ]:
109-46-6
[ Name ]:
1,3-Dibutyl-2-thiourea
[Synonym ]:
MFCD00004926
EINECS 203-674-6
1,3-Dibutylthiourea
Chemical & Physical Properties
[ Density]:
0.942g/cm3
[ Boiling Point ]:
122 °C / 14mmHg
[ Melting Point ]:
63-65 °C(lit.)
[ Molecular Formula ]:
C9H20N2S
[ Molecular Weight ]:
188.33300
[ Flash Point ]:
186ºC
[ Exact Mass ]:
188.13500
[ PSA ]:
56.15000
[ LogP ]:
2.83250
[ Vapour Pressure ]:
0.0203mmHg at 25°C
[ Index of Refraction ]:
1.494
[ Water Solubility ]:
slightly soluble
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- YS8400000
- CHEMICAL NAME :
- Urea, 1,3-dibutyl-2-thio-
- CAS REGISTRY NUMBER :
- 109-46-6
- BEILSTEIN REFERENCE NO. :
- 0507434
- LAST UPDATED :
- 199701
- DATA ITEMS CITED :
- 6
- MOLECULAR FORMULA :
- C9-H20-N2-S
- MOLECULAR WEIGHT :
- 188.37
- WISWESSER LINE NOTATION :
- SUYM4&M4
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 :
- 350 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 90,260,1947
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 800 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD277-689 ** REPRODUCTIVE DATA **
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 225 mg/kg
- SEX/DURATION :
- female 6-20 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Effects on Embryo or Fetus - fetotoxicity (except death, e.g., stunted fetus)
- REFERENCE :
- FAATDF Fundamental and Applied Toxicology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1981- Volume(issue)/page/year: 17,399,1991
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- DOSE :
- 375 mg/kg
- SEX/DURATION :
- female 6-20 day(s) after conception
- TOXIC EFFECTS :
- Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants)
- REFERENCE :
- FAATDF Fundamental and Applied Toxicology. (Academic Press, Inc., 1 E. First St., Duluth, MN 55802) V.1- 1981- Volume(issue)/page/year: 17,399,1991 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X5467 No. of Facilities: 688 (estimated) No. of Industries: 20 No. of Occupations: 18 No. of Employees: 6009 (estimated) No. of Female Employees: 1787 (estimated)
Safety Information
[ Symbol ]:
GHS07
[ Signal Word ]:
Warning
[ Hazard Statements ]:
H302
[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Faceshields;Gloves
[ Hazard Codes ]:
Xn:Harmful;
[ Risk Phrases ]:
R20/21/22
[ Safety Phrases ]:
S36/37
[ RIDADR ]:
NONH for all modes of transport
[ WGK Germany ]:
3
[ RTECS ]:
YS8400000
[ HS Code ]:
29309070
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2930909090
[ Summary ]:
2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%
Articles
Contact Dermatitis 63(1) , 37-41, (2010)
Thiourea derivatives in rubber products may induce contact sensitization and allergic contact dermatitis. Sensitization is most often from neoprene rubber, but the multitude of possible sensitizing pr...
Contact dermatitis to thioureas.Contact Dermatitis 18(3) , 175-6, (1988)
Difference in the developmental toxicity of ethylenethiourea and three N,N'-substituted thiourea derivatives in rats.
Fundam. Appl. Toxicol. 17(2) , 399-408, (1991)
Sprague-Dawley rats were administered ethylenethiourea (ETU), 1,3-dimethyl-2-thiourea (DMT), 1,3-dibutyl-2-thiourea (DBT), or 1,3-diphenyl-2-thiourea (DPT) by gavage from Days 6 to 20 of gestation. Da...