| Category : |
Catalyst and Auxiliary |
 |
| CAS NO : |
121-79-9 |
| EC NO : |
204-498-2 |
| MF : |
C10H12O5 |
| MW : |
212.2022 |
| Specification : |
Comply with the requirement of both state standard GB3626-82 and B.P.1980 edition, U.S.P.XXI(1985)edition; U.S.A.FCC-IV standard. |
| Packing : |
25kg/drum |
| Product description : |
1.Production capacity: 600 T/Year
2.Other name：Gallic acid progal, PG
3.Chemical name：Propyl - 3,4,5 - Trihydroxybenzoate
4.Mol. form and Mol. wt.：C10H12O5；212.21
5.Description：A white to creamy-white crystalline powder; odourless.
Soluble in 1000 proportions of water, 3 alcohol, 3 aether, and 2000 arachis oil.
6.Technical data:
Appearance: white or almost white crystalline powder
Purity: % 98-102
Melting point: ℃ 146--150
As: % ≤0.0003
Heavy metal: % ≤0.001
Loss on drying: % ≤0.5
Residue on ignition: % ≤ 0.1
Colour number: fan ≤50
7.Storage：Escape from light, storing in the airtight vessel, prevent from contacting with metal . |
| Uses : |
mainly used as antioxidant additive in fattiness, oleaginous foods and medicinal preparations. |
| Synonyms : |
Propyl 3,4,5-trihydroxybenzoate;n-Propyl gallate;Gallic acid n-propyl ester;n-Propyl 3,4,5-trihydroxybenzoate;3,4,5-Trihydroxybenzoic acid propyl ester;Gallic acid propyl ester;nipa 49;nipagallin p;n-propyl ester of 3,4,5-trihydroxybenzoic acid;Progallin P;Tenox PG; |
| Molecular Structure : |
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