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1003-10-7

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Basic Information
CAS No.: 1003-10-7
Name: 4-BUTYROTHIOLACTONE
Article Data: 29
Molecular Structure:
Molecular Structure of 1003-10-7 (4-BUTYROTHIOLACTONE)
Formula: C4H6 O S
Molecular Weight: 102.157
Synonyms: Butyricacid, 4-mercapto-, g-(thiolactone) (6CI,7CI); 2-Oxotetrahydrothiophene; 2-Oxothiolane;4-Butyrothiolactone; 4-Thiobutyrolactone; Butanoic acid, 4-mercapto-, g-(thiolactone);Dihydro-2(3H)-thiophenone; NSC 54087; Tetrahydro-2-thiophenone;Tetrahydrothiophene-2-one; Thiacyclopentan-2-one; Thiacyclopentanone-2;Thiobutyrolactone; Thiolan-2-one; g-Thiobutyrolactone
Density: 1.206g/cm3
Melting Point: 138 °C(Solv: ethyl acetate (141-78-6))
Boiling Point: 197.4°Cat760mmHg
Flash Point: 87.6°C
Hazard Symbols:
Risk Codes: 22
Safety: Poison by intraperitoneal route. Moderately toxic by ingestion. When heated to decomposition it emits toxic vapors of SOx.
PSA: 42.37000
LogP: 1.04000
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Chemistry

Product Name: Tetrahydro-2-thiophenone (CAS NO.1003-10-7)


Molecular Formula: C4H6OS
Molecular Weight: 102.15g/mol
Mol File: 1003-10-7.mol
Einecs: 213-700-8
Boiling point: 197.4 °C at 760 mmHg
Flash Point: 87.6 °C
Density: 1.18 g/mL at 25 °C(lit.)
Refractive index: n20/D 1.523(lit.)
Surface Tension: 43.9 dyne/cm
Enthalpy of Vaporization: 43.36 kJ/mol
Vapour Pressure: 0.38 mmHg at 25°C
XLogP3-AA: 0.7
H-Bond Donor: 0
H-Bond Acceptor: 1
Product Categories: Heterocyclic Compounds

Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 intraperitoneal 199mg/kg (199mg/kg) BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD Journal of Medicinal Chemistry. Vol. 14, Pg. 846, 1971.
mouse LD50 oral 1860mg/kg (1860mg/kg)   Drug and Chemical Toxicology. Vol. 3, Pg. 249, 1980.

 

Consensus Reports

Reported in EPA TSCA Inventory.

Safety Profile

Poison by intraperitoneal route. Moderately toxic by ingestion. When heated to decomposition it emits toxic vapors of SOx.
Safety Information of Tetrahydro-2-thiophenone (CAS NO.1003-10-7):
Hazard Codes: Xn
Risk Statements: 22 
22:  Harmful if swallowed
Safety Statements: 36
36:  Irritating to the eyes

Specification

 Tetrahydro-2-thiophenone ,its CAS NO. is 1003-10-7,the synonyms is 2(3H)-dihydrothiophenone ; 2(3H)-Thiophenone, dihydro- ; 2-Oxothiolane ; 2-Thiophenone, tetrahydro- ; 4-Thiobutyrolactone ; dihydro-2(3h)-thiophenon ; Dihydro-2(3h)-thiophenone ; Dihydro-thiophen-2-one .