Sinapinic acid

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Sinapinic acid
Sinapinic acid
Systematic name 3-(4-hydroxy-3,5-dimethoxyphenyl)prop-2-enoic acid
Other names Sinapinic acid
Sinapic acid
3,5-Dimethoxy-4-hydroxycinnamic acid
4-Hydroxy-3,5-dimethoxycinnamic acid
Chemical formula C11H12O5
Molecular mass 224.21 g/mol
CAS number [530-59-6]
Melting point 203-205 °C (decomposes)
SMILES COC1=CC(=CC(=C1O)OC)C=CC(=O)O
Disclaimer and references

Sinapinic acid, or sinapic acid, is a small naturally occurring carboxylic acid. It is a member of the phenylpropanoid family. It is used as a tool in MALDI. It is useful for a wide variety of peptides and proteins.

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Matrix-assisted laser desorption/ionization


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