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Merck

21054

Alginic acid calcium salt from brown algae

Synonym(s):

Calcium alginate

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About This Item

CAS Number:
UNSPSC Code:
12352201
NACRES:
NA.25
MDL number:
Technical Service
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biological source

algae (brown)

Quality Segment

form

powder

ign. residue

~33% (as SO4)

loss

~10% loss on drying

color

light gray

application(s)

advanced drug delivery

storage temp.

room temp

SMILES string

[Ca+2].[O-]C(=O)[C@@H]1O[C@H]([C@H]([C@H]([C@@H]1O[C@@H]2O[C@H]([C@H]([C@@H]([C@@H]2O)O)O[C@@H]3O[C@@H]([C@H]([C@@H]([C@@H]3O)O)O)C(=O)[O-])C(=O)O)O)O)O

InChI

1S/C18H26O19.Ca/c19-1-2(20)10(13(26)27)36-17(6(1)24)35-9-4(22)7(25)18(37-12(9)15(30)31)34-8-3(21)5(23)16(32)33-11(8)14(28)29;/h1-12,16-25,32H,(H,26,27)(H,28,29)(H,30,31);/q;+2/p-2/t1-,2-,3+,4+,5-,6-,7-,8-,9-,10-,11+,12+,16+,17+,18+;/m0./s1

InChI key

OKHHGHGGPDJQHR-YMOPUZKJSA-L

Application

Alginate, a colloidal polyuronic acid structural molecule capable of gelation, is used in the preparation of colloidal biodegradable structures such as gels, biofilms, beads, nanoparticles, and microcapsules suitable for applications that range from gel based separation technologies to drug delivery and cell preservation.

Other Notes

To gain a comprehensive understanding of our extensive range of Polysaccharides for your research, we encourage you to visit our Carbohydrates Category page.


Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)



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Global Trade Item Number

SKUGTIN
21054-50G-F04061838771339
21054-250G-F04061838771322