sodium,5-butan-2-yl-5-ethyl-4,6-dioxo-1H-pyrimidin-2-olate

Modify Date: 2025-08-24 18:25:32

sodium,5-butan-2-yl-5-ethyl-4,6-dioxo-1H-pyrimidin-2-olate Structure
sodium,5-butan-2-yl-5-ethyl-4,6-dioxo-1H-pyrimidin-2-olate structure
Common Name sodium,5-butan-2-yl-5-ethyl-4,6-dioxo-1H-pyrimidin-2-olate
CAS Number 143-81-7 Molecular Weight 235.23500
Density N/A Boiling Point N/A
Molecular Formula C10H16N2NaO3+ Melting Point 165-168ºC
MSDS N/A Flash Point N/A

 Names

Name sodium,5-butan-2-yl-5-ethyl-4,6-dioxo-1H-pyrimidin-2-olate
Synonym More Synonyms

 Chemical & Physical Properties

Melting Point 165-168ºC
Molecular Formula C10H16N2NaO3+
Molecular Weight 235.23500
Exact Mass 235.10600
PSA 75.27000
LogP 1.45250

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
CQ2275000
CHEMICAL NAME :
Barbituric acid, 5-sec-butyl-5-ethyl-, sodium salt
CAS REGISTRY NUMBER :
143-81-7
LAST UPDATED :
199604
DATA ITEMS CITED :
13
MOLECULAR FORMULA :
C10-H16-N2-O3.Na
MOLECULAR WEIGHT :
235.27
WISWESSER LINE NOTATION :
T6VMVMV FHJ FY2&1 F2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Human
DOSE/DURATION :
125 mg/kg
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - acute pulmonary edema
REFERENCE :
CTOXAO Clinical Toxicology. (New York, NY) V.1-18, 1968-81. For publisher information, see JTCTDW. Volume(issue)/page/year: 10,327,1977
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Human
DOSE/DURATION :
120 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Behavioral - anorexia (human) Behavioral - ataxia
REFERENCE :
BMJOAE British Medical Journal. (British Medical Assoc., BMA House, Tavistock Sq., London WC1H 9JR, UK) V.1- 1857- Volume(issue)/page/year: 1,144,1977
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
78 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Vascular - BP lowering not characterized in autonomic section Lungs, Thorax, or Respiration - respiratory depression
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: 81,254,1944
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
70 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Vascular - BP lowering not characterized in autonomic section Lungs, Thorax, or Respiration - respiratory depression
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: 81,254,1944
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
70 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Vascular - BP lowering not characterized in autonomic section Lungs, Thorax, or Respiration - respiratory depression
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: 81,254,1944
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
247 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Vascular - BP lowering not characterized in autonomic section Lungs, Thorax, or Respiration - respiratory depression
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: 81,254,1944
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Mammal - dog
DOSE/DURATION :
90 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Vascular - BP lowering not characterized in autonomic section Lungs, Thorax, or Respiration - respiratory depression
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: 81,254,1944
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
194 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Vascular - BP lowering not characterized in autonomic section Lungs, Thorax, or Respiration - respiratory depression
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: 81,254,1944
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
95 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Vascular - BP lowering not characterized in autonomic section Lungs, Thorax, or Respiration - respiratory depression
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: 81,254,1944
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
91 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Vascular - BP lowering not characterized in autonomic section Lungs, Thorax, or Respiration - respiratory depression
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: 81,254,1944 *** REVIEWS *** TOXICOLOGY REVIEW FNSCA6 Forensic Science. (Lausanne, Switzerland) V.1-11, 1972-78. For pub lisher information, see FSINDR. Volume(issue)/page/year: 2,67,1973 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 80375 No. of Facilities: 930 (estimated) No. of Industries: 3 No. of Occupations: 8 No. of Employees: 3805 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 80375 No. of Facilities: 57 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 1529 (estimated) No. of Female Employees: 798 (estimated)

 Safety Information

RIDADR UN 3249
Packaging Group III
Hazard Class 6.1(b)
HS Code 2933540000

 Customs

HS Code 2933540000
Summary 2933540000 other derivatives of malonylurea (barbituric acid); salts thereof。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:20.0%

 Synonyms

Butased
Asturidon
butabarbital sodium
EINECS 205-611-8
Butasaron
5-ethyl-5-sec-butyl-barbituric acid,sodium-salt
Expansatol
sodium 5-(sec-butyl)-5-ethylbarbiturate
Butazem
5-Aethyl-5-sec-butyl-barbitursaeure,Natrium-Salz
Bubartal
Barbitab
Butibel
sodium butabarbital
Carrbutabarb
Cambrised
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