4'-O-Methylbroussochalcone B

Modify Date: 2025-08-31 18:50:31

4'-O-Methylbroussochalcone B Structure
4'-O-Methylbroussochalcone B structure
 Common Name 4'-O-Methylbroussochalcone B
CAS Number 20784-60-5 Molecular Weight 338.397
Density 1.2±0.1 g/cm3 Boiling Point 552.1±50.0 °C at 760 mmHg
Molecular Formula C21H22O4 Melting Point N/A
MSDS N/A Flash Point 194.9±23.6 °C

 Use of 4'-O-Methylbroussochalcone B


4'-O-Methylbavachalcone is a chalcone isolated from Psoralea corylifolia, inhibits severe acute respiratory syndrome coronavirus (SARS-CoV) papain-like protease (PLpro) activity, with an IC50 of 10.1 μM[1].

 Names

Name (2E)-1-[2-Hydroxy-4-methoxy-5-(3-methyl-2-buten-1-yl)phenyl]-3-(4 -hydroxyphenyl)-2-propen-1-one
Synonym More Synonyms

 4'-O-Methylbroussochalcone B Biological Activity

Description 4'-O-Methylbavachalcone is a chalcone isolated from Psoralea corylifolia, inhibits severe acute respiratory syndrome coronavirus (SARS-CoV) papain-like protease (PLpro) activity, with an IC50 of 10.1 μM[1].
Related Catalog
Target

IC50: 10.1 μM (PLpro)[1]

References

[1]. 4'-O-Methylbavachalcone, et al. Phenolic phytochemical displaying SARS-CoV papain-like protease inhibition from the seeds of Psoralea corylifolia. J Enzyme Inhib Med Chem. 2014 Feb;29(1):59-63.

 Chemical & Physical Properties

Density 1.2±0.1 g/cm3
Boiling Point 552.1±50.0 °C at 760 mmHg
Molecular Formula C21H22O4
Molecular Weight 338.397
Flash Point 194.9±23.6 °C
Exact Mass 338.151794
PSA 66.76000
LogP 5.84
Vapour Pressure 0.0±1.5 mmHg at 25°C
Index of Refraction 1.622

 Safety Information

Hazard Codes Xi

 Synthetic Route

N/A structure

N/A

CAS#:128961-13-7

~82%

4'-O-Methylbroussochalcone B Structure

4'-O-Methylbrou...

CAS#:20784-60-5

Literature: Sugamoto, Kazuhiro; Matsusita, Yoh-Ichi; Matsui, Kana; Kurogi, Chiaki; Matsui, Takanao Tetrahedron, 2011 , vol. 67, # 29 p. 5346 - 5359
N/A structure

N/A

CAS#:28448-83-1

4-hydroxybenzaldehyde structure

4-hydroxybenzal...

CAS#:123-08-0

~%

4'-O-Methylbroussochalcone B Structure

4'-O-Methylbrou...

CAS#:20784-60-5

Literature: TAKARA BIO INC. Patent: EP1623704 A1, 2006 ; Location in patent: Page/Page column 59 ;
4'-methoxy-4-methoxymethoxy-2'-prenyloxychalcone structure

4'-methoxy-4-me...

CAS#:1092462-95-7

~%

4'-O-Methylbroussochalcone B Structure

4'-O-Methylbrou...

CAS#:20784-60-5

Literature: Sugamoto, Kazuhiro; Matsusita, Yoh-Ichi; Matsui, Kana; Kurogi, Chiaki; Matsui, Takanao Tetrahedron, 2011 , vol. 67, # 29 p. 5346 - 5359
Paeonol structure

Paeonol

CAS#:552-41-0

~%

4'-O-Methylbroussochalcone B Structure

4'-O-Methylbrou...

CAS#:20784-60-5

Literature: Sugamoto, Kazuhiro; Matsusita, Yoh-Ichi; Matsui, Kana; Kurogi, Chiaki; Matsui, Takanao Tetrahedron, 2011 , vol. 67, # 29 p. 5346 - 5359
4-(methoxymethoxy)benzaldehyde structure

4-(methoxymetho...

CAS#:6515-21-5

~%

4'-O-Methylbroussochalcone B Structure

4'-O-Methylbrou...

CAS#:20784-60-5

Literature: Sugamoto, Kazuhiro; Matsusita, Yoh-Ichi; Matsui, Kana; Kurogi, Chiaki; Matsui, Takanao Tetrahedron, 2011 , vol. 67, # 29 p. 5346 - 5359
1-(4-methoxy-2-((3-methylbut-2-en-1-yl)oxy)phenyl)ethanone structure

1-(4-methoxy-2-...

CAS#:128961-25-1

~%

4'-O-Methylbroussochalcone B Structure

4'-O-Methylbrou...

CAS#:20784-60-5

Literature: Sugamoto, Kazuhiro; Matsusita, Yoh-Ichi; Matsui, Kana; Kurogi, Chiaki; Matsui, Takanao Tetrahedron, 2011 , vol. 67, # 29 p. 5346 - 5359
4-hydroxybenzaldehyde structure

4-hydroxybenzal...

CAS#:123-08-0

~%

4'-O-Methylbroussochalcone B Structure

4'-O-Methylbrou...

CAS#:20784-60-5

Literature: Sugamoto, Kazuhiro; Matsusita, Yoh-Ichi; Matsui, Kana; Kurogi, Chiaki; Matsui, Takanao Tetrahedron, 2011 , vol. 67, # 29 p. 5346 - 5359

 Synonyms

batracyclin
4,2'-dihydroxy-4'-methoxy-5'-prenylchalcone
2-Propen-1-one, 1-[2-hydroxy-4-methoxy-5-(3-methyl-2-buten-1-yl)phenyl]-3-(4-hydroxyphenyl)-, (2E)-
(2E)-1-[2-Hydroxy-4-methoxy-5-(3-methyl-2-buten-1-yl)phenyl]-3-(4-hydroxyphenyl)-2-propen-1-one
bavachalcone
Batracylin
4'-O-Methyl-bavachalcon
Daniquidone
(2E)-1-[2-Hydroxy-4-methoxy-5-(3-methylbut-2-en-1-yl)phenyl]-3-(4-hydroxyphenyl)prop-2-en-1-one
4'-O-Methylbroussochalcone B
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