Propylene glycol alginate
IUPAC 名称
3-({3,4-dihydroxy-6-[(2-hydroxypropoxy)carbonyl]-5-methyloxan-2-yl}oxy)-4,5-dihydroxy-6-methoxyoxane-2-carboxylic acid
描述
Stabiliser, emulsifier, thickener, formulation aid, surface active agent and flavouring adjunct or adjuvant for foodstuffs
Propylene glycol alginate (PGA) is an emulsifier, stabilizer, and thickener used in food products. It is a food additive with E number E405. Chemically, propylene glycol alginate is an ester of alginic acid, which is derived from kelp. Some of the carboxyl groups are esterified with propylene glycol, some are neutralized with an appropriate alkali, and some remain free.
异构
COC1OC(C(OC2OC(C(C)C(O)C2O)C(=O)OCC(C)O)C(O)C1O)C(O)=O
InChI标识符
InChI=1S/C17H28O13/c1-5(18)4-27-15(25)11-6(2)7(19)9(21)17(28-11)29-12-8(20)10(22)16(26-3)30-13(12)14(23)24/h5-13,16-22H,4H2,1-3H3,(H,23,24)
键
HDSBZMRLPLPFLQ-UHFFFAOYSA-N