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RDD010

Sigma-Aldrich

ACES

anhydrous, free-flowing, Redi-Dri, ≥99.0%

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Synonym(s):
N-(2-Acetamido)-2-aminoethanesulfonic acid, N-(Carbamoylmethyl)-2-aminoethanesulfonic acid, N-(Carbamoylmethyl)taurine
Linear Formula:
H2NCOCH2NHCH2CH2SO3H
CAS Number:
Molecular Weight:
182.20
Beilstein:
2253770
EC Number:
MDL number:
PubChem Substance ID:

grade

anhydrous

Quality Level

product line

Redi-Dri

Assay

≥99.0%

form

powder

quality

free-flowing

loss

≤1.0% loss on drying

pH

3.0-4.5

useful pH range

6.1-7.5

pKa (25 °C)

6.8

mp

>220 °C (dec.) (lit.)

solubility

water: 5 % (w/w), clear, colorless

cation traces

heavy metals (as Pb): ≤5 ppm

absorption

≤0.02 at 290 nm at 5 % (w/w)

SMILES string

NC(=O)CNCCS(O)(=O)=O

InChI

1S/C4H10N2O4S/c5-4(7)3-6-1-2-11(8,9)10/h6H,1-3H2,(H2,5,7)(H,8,9,10)

InChI key

DBXNUXBLKRLWFA-UHFFFAOYSA-N

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1 of 4

This Item
A9758A7949A3594
ACES anhydrous, free-flowing, Redi-Dri™, ≥99.0%

Sigma-Aldrich

RDD010

ACES

-
ACES ≥99.0% (titration)

Sigma-Aldrich

A9758

ACES

-
ACES BioXtra, ≥99.0% (titration)

Sigma-Aldrich

A7949

ACES

Premium Grade
ACES BioPerformance Certified, ≥99.0%, suitable for cell culture

Sigma-Aldrich

A3594

ACES

Premium Grade
product line

Redi-Dri

product line

-

product line

BioXtra

product line

-

assay

≥99.0%

assay

≥99.0% (titration)

assay

≥99.0% (titration)

assay

≥99.0%

form

powder

form

crystalline powder

form

powder

form

crystalline powder

pH

3.0-4.5

pH

3.0-4.5

pH

3.0-4.5

pH

3.0-4.5

mp

>220 °C (dec.) (lit.)

mp

>220 °C (dec.) (lit.)

mp

>220 °C (dec.) (lit.)

mp

>220 °C (dec.) (lit.)

Legal Information

Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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Articles

Redi-Dri™ prevents hygroscopic powders, such as inorganic salts, from absorbing moisture and forming clumps, leaving the salts free-flowing every time.

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