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359645

Sigma-Aldrich

Calcium L-ascorbate dihydrate

99%

Synonym(s):

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

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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

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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

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

359645-VAR:
359645-25G:
359645-BULK:
359645-100G:
359645-500G:

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’.

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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

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