English name: 3,4-Dihydroxybenzoic acid
Synonyms: CATECHOL-4-CARBOXYLIC ACID; 3,4-DIHYDROXYBENZOIC ACID; 3,4-DIHYDROXYBENZOIC ACID N-HYDRATE; 3,4-DIHYDROBENZOIC ACID; AKOS 220-70; RARECHEM AL BO 0347; PROTOCATECHUIC ACID N-HYDRATE; PROTOCATECHUIC ACID
Number: 99-50-3
Molecular formula: C7H6O4
Molecular weight: 154.12
EINECS number: 202-760-0
Traits: This product is white color or gray powder
Purity: 95%-98%
Source of extraction: leaves of the genus Stenoloma chusanum (L.) Ching, leaves of the genus Ilex chi-nensis Sims
Detection method: HPLC-DAD or/and HPLC-ELSD
Identification method: MS,NMR
Specifications: 20mg 100mg 500mg 1g 1kg (can be packaged according to customer needs)
Function and use: This product is used for content determination and is not used for other purposes.
Storage method: 2-8 ° C, placed in a cool dry place, protected from light.
Note: This product should be stored at low temperature, and the content will be reduced when exposed to air for a long time.
Our company provides the following services:
1. Customized research and development and production of traditional Chinese medicine extracts, and related services of traditional Chinese medicine extract processing.
2. Industrialized high-efficiency separation and separation and purification of high-content extracts of traditional Chinese medicine
3. Production of natural product APIs and intermediates, customized (including synthetic, semi-synthetic)