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81-24-3

Basic Information
CAS No.: 81-24-3
Name: Ethanesulfonic acid,2-[[(3a,5b,7a,12a)-3,7,12-trihydroxy-24-oxocholan-24-yl]amino]-
Molecular Structure:
Molecular Structure of 81-24-3 (Ethanesulfonic acid,2-[[(3a,5b,7a,12a)-3,7,12-trihydroxy-24-oxocholan-24-yl]amino]-)
Formula: C26H45 N O7 S
Molecular Weight: 515.78
Synonyms: Taurine,N-choloyl- (8CI); Cholane, ethanesulfonic acid deriv.; 3a,7a,12a-Trihydroxy-5b-cholanic acid-24-taurine; Cholaic acid; Cholic acid taurine conjugate;Cholyltaurine; N-Choloyltaurine; NSC 25505; Taurocholic acid
EINECS: 201-336-2
Density: 1.0902 (rough estimate)
Melting Point: 1.264 g/cm3
Boiling Point:
Flash Point:
Solubility:
Appearance:
Hazard Symbols:
Risk Codes:
Safety: Moderately toxic by intraperitoneal route. An emulsifying agent used as a food additive. When heated to decomposition it emits very toxic fumes of NOx and SOx.
Transport Information:
PSA: 152.54000
LogP: 3.83980
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Chemistry

Product Name: Taurocholic acid
The MF of Taurocholic acid (CAS NO.81-24-3) is C26H45NO7S.

      
The MW of Taurocholic acid (CAS NO.81-24-3) is 515.7.
Synonyms of Taurocholic acid (CAS NO.81-24-3): 2-[(3a,7a,12a-Trihydroxy-24-oxo-5b-cholan-24-yl)amino]ethanesulfonic acid ; Ethanesulfonic acid, 2-(((3alpha,5beta,7alpha,12alpha)-3,7,12-trihydroxy-24-oxocholan-24-yl)amino)- 
Product Categories: Miscellaneous Natural Products
Apperance: deliquescent yellowish crystalline bile acid
Index of Refraction: 1.565
Melting Point: 125.0 °C 
Density: 1.264 g/ml
EINECS: 201-336-2

Uses

In medical use, Taurocholic acid (CAS NO.81-24-3) is administered as a cholagogue and choleretic.For commercial use, taurocholic acid is manufactured from cattle bile, a byproduct of the meat-processing industry.This acid is also one of the many molecules in the body that has cholesterol as its precursor.

Production

Extracted from animal organs

Toxicity Data With Reference

1.    

ipr-rat LD50:450 mg/kg

    TXAPA9    Toxicology and Applied Pharmacology. 24 (1973),37.
2.    

ipr-mus LD50:620 mg/kg

    TXAPA9    Toxicology and Applied Pharmacology. 24 (1973),37.

Safety Profile

Moderately toxic by intraperitoneal route. An emulsifying agent used as a food additive. When heated to decomposition it emits very toxic fumes of NOx and SOx.

Specification

 Taurocholic acid, known also as cholaic acid, cholyltaurine, or acidum cholatauricum, is a deliquescent yellowish crystalline bile acid involved in the emulsification of fats. It occurs as a sodium salt in the bile of mammals. It is a conjugate of cholic acid with taurine.