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Carboxylic Acids & Salts

3,4,5-Trimethoxycinnamic acid

Available on request

3,4,5-Trimethoxycinnamic acid (CAS 20329-98-0) supplier Zemixal. Request a quote with price, lead time and documents. Exported from India with full paperwork.

Pack sizes
3,4,5-Trimethoxycinnamic acid chemical structure
CAS number20329-98-0
FormulaC12H14O5
Molar mass238.24 g/mol
InChIKeyYTFVRYKNXDADBI-SNAWJCMRSA-N
IUPAC name(E)-3-(3,4,5-trimethoxyphenyl)prop-2-enoic acid

About 3,4,5-Trimethoxycinnamic acid

Zemixal supplies 3,4,5-Trimethoxycinnamic acid within its pharma Intermediates & Building Blocks portfolio. Identity at a glance: CAS 20329-98-0, formula C12H14O5 and molar mass 238.24 g/mol.

Use cases we see most often

  • Organic synthesis
  • API synthesis

Safe handling

It carries the GHS signal word Warning (H315, H317 and H319), so wear gloves and eye protection and work with good ventilation.

Standard pack sizes are 100 mg, 250 mg, 1 g and 5 g, and custom quantities are quoted on request. You receive a batch certificate of analysis and a 16-section SDS with each order. Request pricing online and we confirm availability, documentation and freight to your country.

Typical uses

  • Organic synthesis
  • API synthesis

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Specifications and identifiers

Specifications of 3,4,5-Trimethoxycinnamic acid
Product name3,4,5-Trimethoxycinnamic acid
Catalogue numberZX-045784
CAS number20329-98-0
IUPAC name(E)-3-(3,4,5-trimethoxyphenyl)prop-2-enoic acid
Molecular formulaC12H14O5
Molar mass238.24 g/mol
Exact mass238.0841
XLogP31.4
H-bond donors / acceptors1 / 5
Topological polar surface area65 Ų
InChIKeyYTFVRYKNXDADBI-SNAWJCMRSA-N
SMILESCOC1=CC(=CC(=C1OC)OC)/C=C/C(=O)O
PubChem CID735755
SynonymsO-Methylsinapic acid, 3,4,5-Trimethoxyphenylacrylic acid, (2E)-3-(3,4,5-trimethoxyphenyl)prop-2-enoic acid, 3,4,5-Trimethoxy-trans-cinnamic acid, 3-(3,4,5-Trimethoxyphenyl)-2-propenoic acid, 2-Propenoic acid, 3-(3,4,5-trimethoxyphenyl)-, 2-Propenoic acid, 3-(3,4,5-trimethoxyphenyl)-, (2E)-, trans-3,4,5-Trimethoxycinnamic acid, Cinnamic acid, 3,4,5-trimethoxy-, (E)-, 2-Propenoic acid, 3-(3,4,5-trimethoxyphenyl)-, (E)-, 3-(3,4,5-trimethoxyphenyl)prop-2-enoic acid, (E)-3-(3,4,5-trimethoxyphenyl)acrylic acid

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H315Causes skin irritation
  • H317May cause an allergic skin reaction
  • H319Causes serious eye irritation

Precautionary statements P261, P264, P264 + P265, P272, P280, P302 + P352, P305 + P351 + P338, P321, P332 + P317, P333 + P317, P337 + P317, P362 + P364, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of 3,4,5-Trimethoxycinnamic acid
100 mgQuoted on request
250 mgQuoted on request
1 gQuoted on request
5 gQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about 3,4,5-Trimethoxycinnamic acid

Which CAS number identifies 3,4,5-Trimethoxycinnamic acid?
3,4,5-Trimethoxycinnamic acid is registered under CAS 20329-98-0. You may also see it listed as O-Methylsinapic acid, 3,4,5-Trimethoxyphenylacrylic acid, (2E)-3-(3,4,5-trimethoxyphenyl)prop-2-enoic acid. Our catalogue number for this item is ZX-045784.
What are the formula and molar mass of 3,4,5-Trimethoxycinnamic acid?
For 3,4,5-Trimethoxycinnamic acid, its formula is C12H14O5 and its molar mass is 238.24 g/mol. The systematic (IUPAC) name is (E)-3-(3,4,5-trimethoxyphenyl)prop-2-enoic acid. InChIKey YTFVRYKNXDADBI-SNAWJCMRSA-N lets you match it in any structure database.
What grade and pack sizes are available for 3,4,5-Trimethoxycinnamic acid?
The grade and assay are confirmed on the quotation and the batch COA. Standard packs are 100 mg, 250 mg, 1 g, 5 g. Larger quantities and custom packing can be quoted on request.
Which documents come with 3,4,5-Trimethoxycinnamic acid?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship 3,4,5-Trimethoxycinnamic acid to my country?
Yes. Because 3,4,5-Trimethoxycinnamic acid is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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