ShangHai Senyo International Trading Co.,Ltd.

Ethyl 3,4-dihydroxybenzoate

• Category :

  Intermediates/Pharmaceutical intermediates

• Synonyms :

  3,4-Dihydroxybenzoic acid ethyl ester;Ethyl 3,4-dihydrobenzoate;Ethyl protocatechuate;

• CAS NO :

  3943-89-3

• EC NO :

  223-529-0

• Molecular Formula :

  C₉H₁₀O₄

• Molecular Weight :

  182.1733

• Main Specifications :

• InChI :

  InChI=1/C9H10O4/c1-2-13-9(12)6-3-4-7(10)8(11)5-6/h3-5,10-11H,2H2,1H3

• 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

• Molecular Structure :