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L-Ascorbic acid

Name: <SC>L</SC>-Ascorbic acid
Brand: SIAL

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

Synonym(s):

L-Threoascorbic acid, Antiscorbutic factor, Vitamin C

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About This Item

Linear Formula:

C₆H₈O₆

CAS Number:

50-81-7

Molecular Weight:

176.12

UNSPSC Code:

12352205

NACRES:

NA.21

PubChem Substance ID:

329768483

EC Number:

200-066-2

Beilstein/REAXYS Number:

84272

MDL number:

MFCD00064328

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Properties

biological source

synthetic (organic)

Quality Segment

200

grade

ACS reagent, anhydrous

product line

Redi-Dri^™

assay

≥99%

form

crystals or granules, powder or chunks

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)

Description

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

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This Item	A7506	A4544	255564
Sigma-Aldrich 795437 L-Ascorbic acid	Sigma-Aldrich A7506 L-Ascorbic acid	Sigma-Aldrich A4544 L-Ascorbic acid	Sigma-Aldrich 255564 L-Ascorbic acid
description anhydrous, free-flowing, Redi-Dri^™, ACS reagent, ≥99%	description reagent grade, crystalline	description suitable for cell culture, suitable for plant cell culture, ≥98%	description ACS reagent, ≥99%
grade anhydrous, ACS reagent	grade reagent grade	grade -	grade ACS reagent
assay ≥99%	assay ≥98% ( with iodine, titration)	assay ≥98%	assay ≥99%
biological source synthetic (organic)	biological source synthetic	biological source -	biological source -
form crystals or granules, powder or chunks	form crystalline	form powder	form crystals or granules, powder or chunks
solubility water: soluble 176 g/L at 20 °C	solubility water: soluble 50 mg/mL	solubility water: soluble 50 mg/mL	solubility water: soluble 176 g/L at 20 °C
cation traces Fe: ≤0.001%, heavy metals: ≤0.002% (by ICP-OES)	cation traces -	cation traces -	cation traces heavy metals: ≤0.002% (by ICP-OES), Fe: ≤0.001%

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Storage Class

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

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