Skip to Content
Merck
All Photos(1)

Key Documents

View All Documentation

359645

Sigma-Aldrich

Calcium L-ascorbate dihydrate

99%

Synonym(s):

L-Ascorbic acid calcium salt dihydrate, Vitamin C calcium salt

Sign Into View Organizational & Contract Pricing
All Photos(1)

About This Item

Empirical Formula (Hill Notation):
C12H14CaO12 · 2H2O
CAS Number:
5743-28-2
Molecular Weight:
426.34
EC Number:
227-261-5
MDL number:
MFCD00149216
UNSPSC Code:
12352205
PubChem Substance ID:
24862094
NACRES:
NA.22

Assay

99%

form

powder

optical activity

[α]20/D +95°, c = 5 in H2O

mp

166 °C (dec.) (lit.)

SMILES string

[H]O[H].[H]O[H].OC[C@H](O)[C@H]1OC(=O)C(O)=C1O[Ca]OC2=C(O)C(=O)O[C@@H]2[C@@H](O)CO

InChI

1S/2C6H8O6.Ca.2H2O/c2*7-1-2(8)5-3(9)4(10)6(11)12-5;;;/h2*2,5,7-10H,1H2;;2*1H2/q;;+2;;/p-2/t2*2-,5+;;;/m00.../s1

InChI key

RGJHWLDSRIHFKY-FWCDDDAWSA-L

Looking for similar products? Visit Product Comparison Guide

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

Flash Point(F)

572.0 °F - closed cup

Flash Point(C)

300.00 °C - closed cup

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’.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library

Werner E G Müller et al.
Scientific reports, 10(1), 17147-17147 (2020-10-15)
A drug encapsulation/delivery system using a novel principle is described that is based on an intra-particle migration of calcium ions between a central Ca2+-enriched nanoparticle core and the surrounding shell compartment. The supply of Ca2+ is needed for the formation
Matthew Allan et al.
Food chemistry, 195, 2-10 (2015-11-18)
Deliquescence points (RH0, RH0mix) of ionic crystalline food ingredients and blends thereof were determined using water activity and moisture sorption techniques. Measured RH0mix values of ingredient blends with and without a common ion were compared to Ross equation predictions of

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service