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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HCID 64860Generated: October 23, 2026

3,4,5-Trimethoxyhydrocinnamic acid

3-(3,4,5-TRIMETHOXYPHENYL)PROPANOIC ACID · AKOS BBS-00006959 · TIMTEC-BB SBB000794 · LABOTEST-BB LT00233171 · 5-Trimethoxyphenyl)propanoic acid · 3,4,5-TRIMETHOXYHYDROCINNAMIC ACID · 3,4,5-trimethoxydihydrocinnamic acid · 3,4,5-Trimethoxyphenylpropionic acid

https://huagongshe.com/en/chemical/64860

3,4,5-Trimethoxyhydrocinnamic acid molecular structure

Identifiers & Physical Properties

CAS No.25173-72-2
Molecular formulaC12H16O5
Average molar mass240.25 g/mol
Monoisotopic mass240.09977361 g/mol
SMILESCOc1cc(CCC(=O)O)cc(OC)c1OC
InChIKeyZCYXGVJUZBKJAI-UHFFFAOYSA-N
PubChem CID64860
ChEMBLCHEMBL484645
ChEBICHEBI:583580
EC No.246-706-4
DTXSIDDTXSID60179842

Chemical & Physical Properties

XLogP1.2
Topological polar surface area65
Hydrogen bond donors1
Hydrogen bond acceptors5
Rotatable bonds6
Heavy atoms17
Formal charge0
Complexity229
Melting point102 - 103 °C100-104 °C (lit.)
Physical DescriptionSolid
Boiling point373℃
Density1.169
Refractive index1.5140 (estimate)
Flash point140℃
Storage conditionsSealed in dry,Room Temperature
Solubilitymethanol: 0.1 g/mL, clear
Physical stateCrystalline Powder
pKa (acidity coefficient)4.70±0.10(Predicted)
ColorWhite to almost white
BRN1471912
InChIInChI=1S/C12H16O5/c1-15-9-6-8(4-5-11(13)14)7-10(16-2)12(9)17-3/h6-7H,4-5H2,1-3H3,(H,13,14)
InChIKeyZCYXGVJUZBKJAI-UHFFFAOYSA-N
SMILESC1(CCC(O)=O)=CC(OC)=C(OC)C(OC)=C1
CAS DataBase Reference25173-72-2(CAS DataBase Reference)
UNSPSC Code12352100
NACRESNA.22
GHS pictogramGHS07
Signal wordWarning
GHS hazard statementsH302-H315-H319-H335
GHS precautionary statementsP261-P305+P351+P338
Personal protective equipment (PPE)Eyeshields, Gloves, type N95 (US)
Risk statements (R)36/37/38
Safety statements (S)22-24/25
Water hazard class (WGK)3
Storage class11 - Combustible Solids

Safety & Regulations

GHS classificationWarningH315 (100%): Causes skin irritation [Warning Skin corrosion/irritation]P261, P264, P264+P265, P271, P280, P302+P352, P304+P340, P305+P351+P338, P319, P321, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 4 reports by companies from 1 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Personal protective equipment (PPE)Eyeshields, Gloves, type N95 (US)
Water hazard class (WGK)3
Risk statements (R)36/37/38
Signal wordWarning
GHS pictogramGHS07
Safety statements (S)22-24/25
Storage class11 - Combustible Solids
GHS hazard statementsH302-H315-H319-H335
GHS precautionary statementsP261-P305+P351+P338

Applications & Uses

Uses

3-(3,4,5-Trimethoxyphenyl)propanoic acid is found in herbs and spices. 3-(3,4,5-Trimethoxyphenyl)propanoic acid is a constituent of Piper longum (long pepper) and Piper retrofractum (Javanese long pepper).