MilliporeSigma
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795437

Sigma-Aldrich

L-Ascorbic acid

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

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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L-Ascorbic acid

biological source

synthetic (organic)

biological source

synthetic

biological source

synthetic

biological source

-

grade

ACS reagent, anhydrous

grade

-

grade

ACS reagent, puriss. p.a.

grade

-

assay

≥99%

assay

≥99.5% (RT)

assay

99.7-100.5% (oxidimetric)

assay

≥99.0%

form

powder

form

powder or crystals

form

solid

form

crystalline

color

white

color

white to off-white

color

-

color

white to off-white

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

13 - Non Combustible Solids

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

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