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Key Documents

T9034

Sigma-Aldrich

Taurocholic acid sodium salt hydrate

BioXtra, ≥95% (HPLC)

Synonym(s):

2-[(3α,7α,12α-Trihydroxy-24-oxo-5β-cholan-24-yl)amino]ethanesulfonic acid, 3α,7α,12α-Trihydroxy-5β-cholan-24-oic acid N-(2-sulfoethyl)amide, Sodium taurocholate hydrate

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About This Item

Empirical Formula (Hill Notation):
C26H44NNaO7S · xH2O
CAS Number:
Molecular Weight:
537.68 (anhydrous basis)
EC Number:
MDL number:
UNSPSC Code:
12161900
PubChem Substance ID:
NACRES:
NA.21

biological source

synthetic (organic)

description

anionic

product line

BioXtra

Assay

≥95% (HPLC)

form

powder

mol wt

micellar avg mol wt 2100

aggregation number

4

impurities

≤0.005% Phosphorus (P)
≤0.1% Insoluble matter

CMC

3-11 mM (20-25°C)

solubility

H2O: 0.2 M, clear, colorless to faintly yellow

anion traces

chloride (Cl-): ≤0.05%
sulfate (SO42-): ≤0.05%

cation traces

Al: ≤0.0005%
Ca: ≤0.005%
Cu: ≤0.0005%
Fe: ≤0.0005%
K: ≤0.01%
Mg: ≤0.005%
NH4+: ≤0.1%
Pb: ≤0.001%
Zn: ≤0.0005%

application(s)

detection

functional group

sulfonic acid

shipped in

ambient

storage temp.

room temp

SMILES string

[Na+].[H]O[H].[H][C@@]12C[C@H](O)CC[C@]1(C)[C@@]3([H])C[C@H](O)[C@]4(C)[C@H](CC[C@@]4([H])[C@]3([H])[C@H](O)C2)[C@H](C)CCC(=O)NCCS([O-])(=O)=O

InChI

1S/C26H45NO7S.Na.H2O/c1-15(4-7-23(31)27-10-11-35(32,33)34)18-5-6-19-24-20(14-22(30)26(18,19)3)25(2)9-8-17(28)12-16(25)13-21(24)29;;/h15-22,24,28-30H,4-14H2,1-3H3,(H,27,31)(H,32,33,34);;1H2/q;+1;/p-1/t15-,16+,17-,18-,19+,20+,21-,22+,24+,25+,26-;;/m1../s1

InChI key

RDAJAQDLEFHVNR-NEMAEHQESA-M

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Application

Taurocholic acid, a bile acid, may be used in studies of the physiological effects of bile salts on intestinal function and bacterial flora development.
Anionic detergent used for protein solubilization.

Biochem/physiol Actions

Non-sulfated bile salt, physiological transport substrate for the bile salt export pump/sister of Pgp (BSEP/spgp), Na(+)/taurocholate cotransporter (NTCP) and MRP3 into the hepatic carnalicular.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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