Structure of lithospermic acid B CAS 121521-90-2

lithospermic acid B CAS 121521-90-2

Identification

CAS Number

121521-90-2

Name

lithospermic acid B

Synonyms

(2R)-2-({(2E)-3-[(2S,3S)-3-{[(1R)-1-Carboxy-2-(3,4-dihydroxyphenyl)ethoxy]carbonyl}-2-(3,4-dihydroxyphenyl)-7-hydroxy-2,3-dihydro-1-benzofuran-4-yl]prop-2-enoyl}oxy)-3-(3,4-dihydroxyphenyl)propanoic acid
(2R)-2-({(2E)-3-[(2S,3S)-3-{[1-Carboxy-2-(3,4-dihydroxyphenyl)ethoxy]carbonyl}-2-(3,4-dihydroxyphenyl)-7-hydroxy-2,3-dihydro-1-benzofuran-4-yl]-2-propenoyl}oxy)-3-(3,4-dihydroxyphenyl)propanoic acid [ACD/IUPAC Name]
(2R)-2-({(2E)-3-[(2S,3S)-3-{[1-Carboxy-2-(3,4-dihydroxyphenyl)ethoxy]carbonyl}-2-(3,4-dihydroxyphenyl)-7-hydroxy-2,3-dihydro-1-benzofuran-4-yl]-2-propenoyl}oxy)-3-(3,4-dihydroxyphenyl)propansäure [German] [ACD/IUPAC Name]
(2S,3S)-4-[(1E)-3-[(1R)-1-Carboxy-2-(3,4-dihydroxyphenyl)ethoxy]-3-oxo-1-propen-1-yl]-2-(3,4-dihydroxyphenyl)-2,3-dihydro-7-hydroxy-3-benzofurancarboxylic acid 3-[(1R)-1-carboxy-2-(3,4-dihydroxyphenyl)ethyl] ester
121521-90-2 [RN]
3-Benzofurancarboxylic acid, 4-[(1E)-3-[(1R)-1-carboxy-2-(3,4-dihydroxyphenyl)ethoxy]-3-oxo-1-propen-1-yl]-2-(3,4-dihydroxyphenyl)-2,3-dihydro-7-hydroxy-, 3-[1-carboxy-2-(3,4-dihydroxyphenyl)ethyl] es ter, (2S,3S)- [ACD/Index Name]
Acide (2R)-2-({(2E)-3-[(2S,3S)-3-{[1-carboxy-2-(3,4-dihydroxyphényl)éthoxy]carbonyl}-2-(3,4-dihydroxyphényl)-7-hydroxy-2,3-dihydro-1-benzofuran-4-yl]-2-propenoyl}oxy)-3-(3,4-dihydroxyphényl)propanoïqu e [French] [ACD/IUPAC Name]
Dan Shen Suan B
Danfensuan B
DF6492107
lithospermic acid B
MFCD23115783
salvianolic acid B
115939-25-8 [RN]
4-((E)-2-(1-Carboxy-2-(3,4-dihydroxy-phenyl)-ethoxycarbonyl)-vinyl)-2-(3,4-dihydroxy-phenyl)-7-hydroxy-2,3-dihydro-benzofuran-3-carboxylic acid 2-carboxy-3-(3,4-dihydroxy-phenyl)-propyl ester
4-[(1E)-3-[(1R)-1-carboxy-2-(3,4-dihydroxyphenyl)ethoxy]-3-oxo-1-propen-1-yl]-2-(3,4-dihydroxyphenyl)-2,3-dihydro-7-hydroxy-3-benzofurancarboxylic acid (2S,3S)-3-[(1R)-1-carboxy-2-(3,4-dihydroxyphenyl)ethyl] ester
4-{(E)-2-[1-Carboxy-2-(3,4-dihydroxy-phenyl)-ethoxycarbonyl]-vinyl}-2-(3,4-dihydroxy-phenyl)-7-hydroxy-2,3-dihydro-benzofuran-3-carboxylic acid 2-carboxy-3-(3,4-dihydroxy-phenyl)-propyl ester
83415-79-6 [RN]
Dan Shen Suan B;Lithospermic acid B
MFCD07779133 [MDL number]

SMILES

c1cc(c(cc1C[[email protected]](C(=O)O)OC(=O)/C=C/c2ccc(c3c2[[email protected]@H]([[email protected]](O3)c4ccc(c(c4)O)O)C(=O)OC(Cc5ccc(c(c5)O)O)C(=O)O)O)O)O

StdInChI

InChI=1S/C36H30O16/c37-20-6-1-16(11-24(20)41)13-27(34(45)46)50-29(44)10-5-18-3-9-23(40)33-30(18)31(32(52-33)19-4-8-22(39)26(43)15-19)36(49)51-28(35(47)48)14-17-2-7-21(38)25(42)12-17/h1-12,15,27-28,31-32,37-43H,13-14H2,(H,45,46)(H,47,48)/b10-5+/t27-,28-,31+,32-/m1/s1

StdInChIKey

SNKFFCBZYFGCQN-VWUOOIFGSA-N

Molecular Formula

C36H30O16

Molecular Weight

718.61

MDL Number

MFCD23115783

Properties

Appearance

Brown Powder

Safety Data

RIDADR 

NONH for all modes of transport

WGK Germany

3

RTECS 

DF6492107

Specifications and Other Information of Our lithospermic acid B CAS 121521-90-2

Identification Methods

HPLC

Caffeine

≤2.0%

Salvianolic acid B

≥50.0%

Particle Size

Pass 80 mesh : ≥90.0%

Loss on drying

≤5.0%

Ash

≤5.0%

Heavy metal

≤10ppm

Pb

≤0.5ppm

As

≤0.3ppm

Hg

≤0.1ppm

Cd

≤1.0ppm

Total Plate Count

≤1000 cfu/g

Yeast&Mold

≤100 cfu/g

E.Coil

Negative

Salmonella

Negative

Shelf Life

2 years

Storage

Store incool & dry place; Keep away from strong and hear.

Known Application

Used as a raw material for salvia tablets and injections.

Ulcho Biochemical Ltd

This product is developed by our sub R&D company Ulcho Biochemical Ltd, and please click the link below for details. http://www.ulcho.com/lithospermic-acid-b-cas-121521-90-2/

Watson International Ltd

This product is sold exclusively through our sales company Watson International Ltd, and please click the link below for details. http://www.watson-int.com/lithospermic-acid-b-cas-121521-90-2/