Merck
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795437

Sigma-Aldrich

L-Ascorbic acid

anhydrous, free-flowing, Redi-Dri, ACS reagent, ≥99%

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Synonym(s):
L-Threoascorbic acid, Antiscorbutic factor, Vitamin C
Empirical Formula (Hill Notation):
C6H8O6
CAS Number:
Molecular Weight:
176.12
Beilstein:
84272
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.21

biological source

synthetic (organic)

Quality Level

grade

ACS reagent
anhydrous

product line

Redi-Dri

Assay

≥99%

form

powder

optical activity

[α]25/D +20.5 to +21.5° in water

quality

free-flowing

ign. residue

<0.1%

color

white

pH

1.0-2.5 (25 °C, 176 g/L in water)

mp

190-194 °C (dec.)

solubility

water: soluble 176 g/L at 20 °C

cation traces

Fe: ≤0.001%
heavy metals: ≤0.002% (by ICP-OES)

SMILES string

OC([C@]([C@@H](O)CO)([H])O1)=C(O)C1=O

InChI

1S/C6H8O6/c7-1-2(8)5-3(9)4(10)6(11)12-5/h2,5,7-10H,1H2/t2-,5+/m0/s1

InChI key

CIWBSHSKHKDKBQ-JLAZNSOCSA-N

Gene Information

human ... SLC23A2(9962)

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1 of 4

This Item
A92902255564A0278
L-Ascorbic acid anhydrous, free-flowing, Redi-Dri&#8482;, ACS reagent, &#8805;99%

Sigma-Aldrich

795437

L-Ascorbic acid

-
L-Ascorbic acid 99%

Sigma-Aldrich

A92902

L-Ascorbic acid

-
L-Ascorbic acid ACS reagent, &#8805;99%

Sigma-Aldrich

255564

L-Ascorbic acid

-
L-Ascorbic acid reagent grade

Sigma-Aldrich

A0278

L-Ascorbic acid

Essential Grade
grade

ACS reagent, anhydrous

grade

-

grade

ACS reagent

grade

reagent grade

assay

≥99%

assay

99%

assay

≥99%

assay

≥98% (with Iodine, titration)

form

powder

form

powder

form

chunks, crystalline powder, crystals, granular

form

powder

color

white

color

white to off-white

color

white

color

white to light yellow

mp

190-194 °C (dec.)

mp

190-194 °C (dec.)

mp

190-194 °C (dec.)

mp

190-194 °C (dec.)

General description

L-Ascorbic acid or vitamin C is a water-soluble vitamin found in various foodstuffs. Benefits of vitamin C may include protection against immune system deficiencies, cardiovascular disease, hyperpigmentation, skin protection, anti-aging, iron absorption, and red blood cell production. It is also useful in the biosynthesis of collagen, L-carnitine, and neurotransmitters.

Application

L-Ascorbic acid (anhydrous) can be used in pharmaceutical applications.

Legal Information

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

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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