3-BromocinnamaldehydeCAS: 97985-66-5 MF: C9H7BrO MW: 211.06 Appearance: white crystalline.Assay: 97%；mp:178-182℃,Usage: organic synthetic intermediate and pharmaceutical intermediate.

4-(Dimethylamino)cinnamaldehydeMF: C11H13NOMW: 175.23CAS: 6203-18-5EINECS: 228-267-0Melting point: 138-141 °CAppearance: pale yellow powder

2,3,4-TrimethoxybenzaldehydeMF: C10H12O4MW: 196.20CAS: 2103-57-3EINECS: 218-271-0Melting point: 36.5 °CBoiling point: 168-170 °C (12 MMHG)Refractive Index,, 1.5547

2,3,4-TrimethoxybenzaldehydeMF: C10H12O4MW: 196.20CAS: 2103-57-3EINECS: 218-271-0Melting point: 36.5 °CBoiling point: 168-170 °C (12 MMHG)Refractive Index,, 1.5547

trans-2,3,4-Trimethoxycinnamic acidMF: C12H14O5MW: 238.24CAS: 33130-03-9EINECS: 251-388-5Melting point: 172-174 °CAssay: 98.5（%） Uses: chemical intermediate.

3-Amino-4-hydroxybenzoic acidMF: C7H7NO3MW: 153.14CAS: 1571-72-8EINECS: 216-390-2Melting point: 208 °C (DEC.)Packing : 25kg/drumAssay: 98% min.pharm.gradeAppearance: white to pink acicular crystal.Uses: azo and sulfur dyes, and for the manufacture of pho

Caffeic acidProduct name: Caffeic acidSynonym: 3,4-Dihydroxycinnamic acidCAS NO: 331-39-5 MW: 179.15 EC NO: 206-361-2MF: C9H7O4Standard: cp,usp,bpPacking: 25KG/drum Water solubility: soluble in hot water

Syringic acidProduct name: Syringic acidSynonyms: 4-Hydroxy-3,5-dimethoxybenzoic acid; 3,5-Dimethoxy-4-hydroxybenzoic acidCAS Registry Number: 530-57-4Molecular Formula: C9H10O5Molecular Weight: 198.17EINECS: 208-486-8Appearance: Off-white crystalsPurity

Ferulic Acid4-hydroxy-3-methoxycinnamic acid;ferulic acid; 3-methoxy-4-hydroxy-cinnamic acid; 3-(4-hydroxy-3-methoxyphenyl)acrylic acidMF,MW： C10H10O4，194.19CAS: 1135-24-6Appearance:pale white fine powder。 assay : 98% HPLCF

2,6-Difluorocinnamic acidCAS: 102082-89-3 MF: C9H6F2O2 MW: 184.14 Melting point:124-125 °C(lit.)Assay ：≥99%Appearance:white or pale yellow crystalline.Uses :synthetic intermediate.