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9005-32-7 - Alginic acid - Polymannuronic acid - A17582 - Alfa Aesar

A17582 Alginic acid

CAS Number
9005-32-7
Synonyms
Polymannuronic acid

Size Price ($) Quantity Availability
100g 39.15
500g 118.45
2500g 414.34
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Alginic acid

MDL
MFCD00081309
EINECS
232-680-1

Chemical Properties

Melting point
>300°
Sensitivity
Hygroscopic
Solubility
Insoluble in water.

Applications

A straight chain, hydrophilic, colloidal polyuronic acidAlginic acid is used as a precursor for the preparation of sodium alginate, potassium alginate and calcium alginate, which finds application in various industries such as food, textile printing and pharmaceuticals. It acts as an additive in dehydrated products such as slimming aids. It is also used in the production of paper and textiles. It is actively involved in waterproofing, fireproofing fabrics. It is utilized as a thickening agent in drinks, ice cream and cosmetics. It plays an important role as a raw material for the synthesis of propylene glycol alginate and polysaccharide sulfate. It is also useful to treat and purify waste water having strong absorbility.

Notes

Hygroscopic. Incompatible with strong oxidizing agents.

Literature References

Pettignano, A.; Bernardi, L.; Fochi, M.; Geraci, L.; Robitzer, M.; Tanchoux, N.; Quignard, F. Alginic acid aerogel: a heterogeneous Brønsted acid promoter for the direct Mannich reaction. New J. Chem. 2015, 39 (6), 4222-4226.

Parker, H. L.; Dodson, J. R.; Budarin, V. L.; Clark, J. H.; Hunt, A. J. Direct synthesis of Pd nanoparticles on alginic acid and seaweed supports. Green Chem. 2015, 17 (4), 2200-2207.

Other References

Merck
14,242
Harmonized Tariff Code
3913.10
TSCA
Yes
RTECS
AZ5775000

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