Rosmarinic acid
7 Inquiries
20283-92-5
Tech Grade
99%
DAHAI BIOCHEM
25kg/Drum
2026-12-31
HARD FAT
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Product Description
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Seller Information
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Inquiry History
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DescriptionECHEMI Editorial ReferenceRosmarinic acid (RA) is a widespread phenolic ester compound in the plants. Rosmarinic acid inhibits MAO-A, MAO-B and COMT enzymes with IC50s of 50.1, 184.6 and 26.7 μM, respectively.Basic Info
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Product Name:
Rosmarinic acid
Other Name:Benzenepropanoic acid,α-[[(2E)-3-(3,4-dihydroxyphenyl)-1-oxo-2-propen-1-yl]oxy]-3,4-dihydroxy-,(αR)-;Cinnamic acid,3,4-dihydroxy-,2-ester with 3-(3,4-dihydroxyphenyl)lactic acid;Benzenepropanoic acid,α-[[3-(3,4-dihydroxyphenyl)-1-oxo-2-propenyl]oxy]-3,4-dihydroxy-,[R-(E)]-;Rosmarinic acid;Benzenepropanoic acid,α-[[(2E)-3-(3,4-dihydroxyphenyl)-1-oxo-2-propenyl]oxy]-3,4-dihydroxy-,(αR)-;(αR)-α-[[(2E)-3-(3,4-Dihydroxyphenyl)-1-oxo-2-propen-1-yl]oxy]-3,4-dihydroxybenzenepropanoic acid;Rosemary acid;Rosemaric acid;RM 21A;Mamorekku RUH 2;Meiji Red Perilla Polyphenol;trans-Rosmarinic acid;Labiatenic acid;Labiatic acid;NPLC 0542;SYL 001
CAS No.:20283-92-5
Molecular Formula:C18H16O8
InChIKeys:InChIKey=DOUMFZQKYFQNTF-WUTVXBCWSA-N
Molecular Weight:360.31500
Exact Mass:360.31
EC Number:606-487-1
HScode:2932999099
Categories:
Characteristics-
PSA:
144.52000
XLogP3:2.4
Appearance:Solid
Density:1.547g/cm3
Melting Point:169-171.5 °C
Boiling Point:694.7ºC at 760 mmHg
Flash Point:254.5ºC
Refractive Index:1.713
Water Solubility:soluble in ethanol, DMSO or dimethyl formamide to approximately 25 mg/mL
Vapor Pressure:2.92E-20mmHg at 25°C
Hazard IdentificationClassification of the substance or mixture
Acute toxicity - Category 3, Oral
Hazardous to the aquatic environment, short-term (Acute) - Category Acute 1
GHS label elements, including precautionary statements
Pictogram(s) 
Signal word Danger
Hazard statement(s) H301 Toxic if swallowed
H400 Very toxic to aquatic life
Precautionary statement(s) Prevention P264 Wash ... thoroughly after handling.
P270 Do not eat, drink or smoke when using this product.
P273 Avoid release to the environment.
Response P301+P316 IF SWALLOWED: Get emergency medical help immediately.
P321 Specific treatment (see ... on this label).
P330 Rinse mouth.
P391 Collect spillage.
Storage P405 Store locked up.
Disposal P501 Dispose of contents/container to an appropriate treatment and disposal facility in accordance with applicable laws and regulations, and product characteristics at time of disposal.
Other hazards which do not result in classification
no data available
Handling and StoragePrecautions for safe handling
Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.
Conditions for safe storage, including any incompatibilities
Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.
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Seller Information
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Business Type:
Trader
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Main Products:
HARD FAT
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Location:
BUILDING 4,NO.571, STR.19,BAIYANG DISTRICT, HANGZHOU,CHINA
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Payment Terms:
TT against copy of documents,TT against B/L draft before shipment,100% TT in advance
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Total Annual Revenue:
Less than $1 million
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Total Employees:
5-10
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Year of Establishment:
2025
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Inquiry History7 Inquiries
Country Product Purchase Quantity Date Posted 
New Zealand
Rosmarinic acid
250 G Jan 29, 2026 
India
Rosmarinic acid
1 KG Jan 7, 2026 
South Korea
Rosmarinic acid 99%
100 G Aug 5, 2025 
Hungary
Rosmarinic acid
1 KG Nov 20, 2024 
Argentina
rosmarinic acid
1 G Jan 7, 2026 
United Kingdom
Rosmarinic acid
1 KG Jun 29, 2025 
Italy
Rosmarinic acid
200 KG Jun 22, 2024 Post an enquiry for this product
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