China Suppliers > ShangHai Senyo International Trading Co.,Ltd. > Ethyl 3,4-dihydroxybenzoate
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- Details for Ethyl 3,4-dihydroxybenzoate
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Ethyl 3,4-dihydroxybenzoate 3943-89-3
Category : Intermediates/Pharmaceutical intermediates
CAS NO : 3943-89-3 EC NO : 223-529-0 MF : C9H10O4 MW : 182.1733 Packing : 25KGs/fibre drum Product description : Items
Standards
Appearance
White or off-white crystal or powder
Assay (HPLC)
NLT 99.00%
Melting Point
132.0 ~ 135.0ºC
Related Substances
3,4-Dihydroxybenzoic acid
NMT 0.30%
3,4-Dihydroxybenzoic acid methyl ester
NMT 0.30%
Residue on Ignition
NMT 0.30%
Loss on Drying
NMT 1.00%
Colority
NMT 150APHA
Turbidity
NMT 15NTU
Usage
Intermediate for synthesis of antineoplastic agent Erlotinib; Food additives
Package
25KGs/fibre drum
Uses : Intermediate for synthesis of antineoplastic agent Erlotinib; Food additives Synonyms : 3,4-Dihydroxybenzoic acid ethyl ester;Ethyl 3,4-dihydrobenzoate;Ethyl protocatechuate; Molecular Structure :
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Ethyl 3,4-dihydroxybenzoate