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299-75-2

Basic Information
CAS No.: 299-75-2
Name: treosulfan
Article Data: 11
Molecular Structure:
Molecular Structure of 299-75-2 (treosulfan)
Formula: C6H14 O8 S2
Molecular Weight: 278.304
Synonyms: 1,2,3,4-Butanetetrol,1,4-dimethanesulfonate, [S-(R*,R*)]-;Threitol, 1,4-dimethanesulfonate,(2S,3S)- (8CI);(2S,3S)-Threitol 1,4-bismethanesulfonate;L-Threitol1,4-bis(methanesulfonate);NSC 39069;Ovastat;Threosulphan;Treosulfan;Treosulphan;Tresulfan;
EINECS: 206-081-0
Density: 1.562g/cm3
Melting Point: 76-78 °C
Boiling Point: 607°Cat760mmHg
Flash Point: 320.9°C
Safety: Confirmed carcinogen. Poison by intravenous route. Human mutation data reported. When heated to decomposition it emits toxic fumes of SOx.
PSA: 143.96000
LogP: -0.17780
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Chemistry

IUPAC Name: (2,3-Dihydroxy-4-methylsulfonyloxybutyl) methanesulfonate
Synonyms: 1,2,3,4-1,2,3,4-Butanetetrol, 1,4-dimethanesulfonate ; 1,2,3,4-Butanetetrol, 1,4-dimethanesulfonate, (R*,R*)- (9CI) ; 1,2,3,4-Butanetetrol, 1,4-dimethanesulfonate, (R*,S*)- (9CI) ; 1,2,3,4-Butanetetrol, 1,4-dimethanesulfonate, (S-(R*,R*))- (9CI) ; 2,3-Dihydroxybutane-1,4-diyl dimethanesulfonate
CAS NO: 299-75-2
Molecular Formula of l-Threitol-1,4-bismethanesulfonate (CAS NO.299-75-2) :C6H14O8S2
Molecular Weight of l-Threitol-1,4-bismethanesulfonate (CAS NO.299-75-2) :278.3006
Molecular Structure of l-Threitol-1,4-bismethanesulfonate (CAS NO.299-75-2) :
EINECS: 206-081-0
Index of Refraction: 1.517
Surface Tension: 64.4 dyne/cm
Density: 1.562 g/cm3
Flash Point: 320.9 °C
Enthalpy of Vaporization: 103.49 kJ/mol
Boiling Point: 607 °C at 760 mmHg
Vapour Pressure: 2.86E-17 mmHg at 25°C
Appearance:Odorless white crystalline powder.

Uses

 l-Threitol-1,4-bismethanesulfonate (CAS NO.299-75-2) is mainly used in the clinical treatment of ovarian cancer, but also for treatment of tumor resection after adjuvant therapy.

Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
dog LDLo intravenous 222mg/kg (222mg/kg) GASTROINTESTINAL: OTHER CHANGES

BLOOD: LEUKOPENIA

BLOOD: OTHER CHANGES
Cancer Chemotherapy Reports, Part 2. Vol. 2, Pg. 203, 1965.
monkey LDLo intravenous 222mg/kg (222mg/kg) BLOOD: LEUKOPENIA

BLOOD: AGRANULOCYTOSIS

BLOOD: OTHER CHANGES
Cancer Chemotherapy Reports, Part 2. Vol. 2, Pg. 203, 1965.

 

Consensus Reports

IARC Cancer Review: Group 1 IMEMDT    IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 7 ,1987,p. 363.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) ; Human Sufficient Evidence IMEMDT    IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 26 ,1981,p. 341.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) . EPA Genetic Toxicology Program.

Safety Profile

Confirmed carcinogen. Poison by intravenous route. Human mutation data reported. When heated to decomposition it emits toxic fumes of SOx.
RIDADR 2811
HazardClass 6.1(b)
PackingGroup III

Specification

1.Air & Water Reactions :Water soluble. Slowly hydrolyzes: decomposes within 3 hours at pH 7.5 and 77°F. .
2.Fire Hazard :Flash point data for treosulfan are not available; however, treosulfan is probably combustible.