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

A17582 Alginic acid

Codice CAS
9005-32-7
Sinonimi
Polymannuronic acid

Dimensioni Prezzo ($) Quantità Disponibilità
100g 41,00
500g 117,00
2500g 478,00
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Alginic acid

MDL
MFCD00081309
EINECS
232-680-1

Proprietà chimiche

Punto di fusione
>300°
Sensibilità
Hygroscopic
Solubilità
Insoluble in water.

Applicazioni

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.

Note

Hygroscopic. Incompatible with strong oxidizing agents.

Letteratura

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.

Rischio GHS e dichiarazioni precauzionali

Dichiarazioni precauzionali: P260-P201-P280-P304+P340-P405-P501a

Do not breathe dust/fume/gas/mist/vapours/spray. Obtain special instructions before use. Wear protective gloves/protective clothing/eye protection/face protection. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Altri riferimenti

Merck
14,242
Codice tariffe armonizzato
3913.10
TSCA
Yes
RTECS
AZ5775000

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