Urea
Names
[ CAS No. ]:
9002-13-5
[ Name ]:
Urea
[Synonym ]:
Carbonyl diamide
Urea
Carbamide
carbonyl diamine
MFCD00070858
Urea (8CI,9CI)
Biological Activity
[Description]:
[Related Catalog]:
[References]
Chemical & Physical Properties
[ Density]:
1.6±0.1 g/cm3
[ Boiling Point ]:
165.1±23.0 °C at 760 mmHg
[ Molecular Formula ]:
C2H6
[ Molecular Weight ]:
60.055
[ Flash Point ]:
53.7±22.6 °C
[ Exact Mass ]:
60.032364
[ LogP ]:
-1.43
[ Vapour Pressure ]:
0.6±0.7 mmHg at 25°C
[ Index of Refraction ]:
1.528
[ Storage condition ]:
2-8°C
[ Water Solubility ]:
It is slightly soluble in water.
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- YU1700000
- CHEMICAL NAME :
- Urease
- CAS REGISTRY NUMBER :
- 9002-13-5
- LAST UPDATED :
- 199701
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 48 mg/kg
- TOXIC EFFECTS :
- Sense Organs and Special Senses (Eye) - lacrimation Behavioral - sleep Kidney, Ureter, Bladder - urine volume increased
- REFERENCE :
- AJPHAP American Journal of Physiology. (American Physiological Soc., 9650 Rockville Pike, Bethesda, MD 20814) V.1- 1898- Volume(issue)/page/year: 206,731,1964
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 20 mg/kg
- TOXIC EFFECTS :
- Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold
- REFERENCE :
- AJPHAP American Journal of Physiology. (American Physiological Soc., 9650 Rockville Pike, Bethesda, MD 20814) V.1- 1898- Volume(issue)/page/year: 206,731,1964
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 50 mg/kg
- TOXIC EFFECTS :
- Sense Organs and Special Senses (Eye) - lacrimation Behavioral - sleep Kidney, Ureter, Bladder - urine volume increased
- REFERENCE :
- AJPHAP American Journal of Physiology. (American Physiological Soc., 9650 Rockville Pike, Bethesda, MD 20814) V.1- 1898- Volume(issue)/page/year: 206,731,1964
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Subcutaneous
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 58 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- AJPHAP American Journal of Physiology. (American Physiological Soc., 9650 Rockville Pike, Bethesda, MD 20814) V.1- 1898- Volume(issue)/page/year: 206,731,1964
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 25 mg/kg
- TOXIC EFFECTS :
- Sense Organs and Special Senses (Eye) - lacrimation Behavioral - sleep Kidney, Ureter, Bladder - urine volume increased
- REFERENCE :
- AJPHAP American Journal of Physiology. (American Physiological Soc., 9650 Rockville Pike, Bethesda, MD 20814) V.1- 1898- Volume(issue)/page/year: 206,731,1964
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 6 mg/kg
- TOXIC EFFECTS :
- Behavioral - somnolence (general depressed activity) Behavioral - convulsions or effect on seizure threshold Lungs, Thorax, or Respiration - dyspnea
- REFERENCE :
- AJPHAP American Journal of Physiology. (American Physiological Soc., 9650 Rockville Pike, Bethesda, MD 20814) V.1- 1898- Volume(issue)/page/year: 206,731,1964
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - guinea pig
- DOSE/DURATION :
- 35 mg/kg
- TOXIC EFFECTS :
- Sense Organs and Special Senses (Eye) - lacrimation Behavioral - sleep Kidney, Ureter, Bladder - urine volume increased
- REFERENCE :
- AJPHAP American Journal of Physiology. (American Physiological Soc., 9650 Rockville Pike, Bethesda, MD 20814) V.1- 1898- Volume(issue)/page/year: 206,731,1964 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X3123 No. of Facilities: 1133 (estimated) No. of Industries: 3 No. of Occupations: 9 No. of Employees: 14585 (estimated) No. of Female Employees: 9975 (estimated)
Safety Information
[ Symbol ]:
GHS07, GHS08
[ Signal Word ]:
Danger
[ Hazard Statements ]:
H315-H319-H334-H335
[ Precautionary Statements ]:
P261-P305 + P351 + P338-P342 + P311
[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Faceshields;Gloves
[ Hazard Codes ]:
Xn
[ Risk Phrases ]:
R36/37/38
[ Safety Phrases ]:
S22-S24-S26-S36/37-S45-S36-S23
[ RIDADR ]:
NONH for all modes of transport
[ WGK Germany ]:
1
[ RTECS ]:
YU1700000
Articles
Pak. J. Biol. Sci. 16(17) , 871-6, (2013)
This study aimed to evaluate under field conditions the efficiency in the use ofN coated with urease inhibitor in maize. The experiment was conducted in the year of 2007/2008. The experimental design ...
Study of alpha-amylase and urease inhibitory activities of Melilotus indicus (Linn.) All.Pak. J. Pharm. Sci. 27(1) , 57-61, (2014)
Melilotus indicus (Linn.) All. is a small herb distributed throughout Pakistan and has a number of ethnomedicinal uses. It is also consumed as a vegetable. In the present work, we are reporting the al...
Effects of the halophytes Tecticornia indica and Suaeda fruticosa on soil enzyme activities in a Mediterranean Sabkha.Int. J. Phytoremediation 15(2) , 188-97, (2013)
In the present work, we studied the effectiveness of the predominant halophytes of Soliman sabkha (Tecticornia indica and Suaeda fruticosa) to promote soil biological activities and ecosystem producti...