Sinapic acid
Sinapic acid (CAS: 530-59-6), a cinnamic acid derivative with the molecular formula C11H12O5 and a molecular weight of 224.21 g/mol, is a naturally occurring phenolic compound. It is found in various plants, including onions, garlic, and chicory. This compound serves as an important building block in chemical synthesis and is utilized in cell biology research and nutrition studies.
- IUPAC
- 3,5-Dimethoxy-4-hydroxycinnamic acid,4-Hydroxy-3,5-dimethoxy-cinnamic acid,Sinapinic acid
- Synonyms
- 3,5-Dimethoxy-4-hydroxycinnamic acid4-Hydroxy-3,5-dimethoxycinnamic acid

Chemical Synthesis
Sinapic acid functions as a versatile organic building block. Its structure allows for various chemical modifications, making it valuable in the synthesis of more complex organic molecules and potentially in the development of novel compounds.
Research in Cell Biology
As a naturally occurring phenolic compound, sinapic acid is employed in cell biology research. It can be used to investigate cellular processes, antioxidant activities, and signaling pathways.
Nutrition and Phytochemical Studies
Sinapic acid is a subject of interest in nutrition research due to its presence in edible plants. It is studied for its potential biological activities and role in plant biochemistry.
| Molecular weight | 224.21 |
|---|---|
| Empirical formula | C11H12O5 |
| Assay | ≥98% |
| Form | powder |
| Solubility | H2O: slightly soluble (lit.)(lit.)methanol: water: soluble (lit.)(lit.)polar organic solvents: soluble (lit.)(lit.) |
| Suitability | in accordance for UV test |
| Melting point | ~202 °C |

Hazard statements
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements
- P261Avoid breathing dust, fume, gas or vapours
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xi |
| Risk statements (R) | 36/37/38 |
| Safety statements (S) | 26-36 |
| Cation traces | Ba: ≤5 mg/kgCa: ≤10 mg/kgCd: ≤5 mg/kgCo: ≤5 mg/kgCr: ≤5 mg/kgCu: ≤5 mg/kgFe: ≤20 mg/kgK: ≤50 mg/kgMg: ≤5 mg/kgMn: ≤5 mg/kgNa: ≤50 mg/kgNi: ≤5 mg/kgPb: ≤5 mg/kgZn: ≤5 mg/kg |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Mol Wt | monoisotopic mol wt 224.06839 Da |
|---|---|
| Analyte Suitability | dendrimersfullerenespeptidesproteins |
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Sinapic acid used for?
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Sinapic acid is used as a building block in chemical synthesis, in cell biology research, and for nutrition and phytochemical studies.
What are the CAS number and formula for Sinapic acid?
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The CAS number for Sinapic acid is 530-59-6, and its formula is C11H12O5.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Sinapic acid with an assay of ≥98%. This product is suitable for UV testing and is supplied as a powder. We do not represent this product as USP, BP, or EP grade.
How should Sinapic acid be handled?
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Sinapic acid is classified as a warning substance, with hazards including skin irritation (H315), eye irritation (H319), and respiratory irritation (H335). Appropriate personal protective equipment such as a dust mask (N95), eyeshields, and gloves should be worn. Ensure good ventilation and avoid dust formation. In case of eye contact, rinse cautiously with water for several minutes (P305 + P351 + P338).
How is Sinapic acid packed and shipped?
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Sinapic acid is supplied as a powder. For bulk quantities or specific packaging requirements for export, please contact our sales team.
How can I request a sample or quote for Sinapic acid?
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To request a sample or a quote for Sinapic acid, please contact our dedicated sales team through our website or by calling our office.
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