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137225-57-1

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137225-57-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 137225-57-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,2,2 and 5 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 137225-57:
(8*1)+(7*3)+(6*7)+(5*2)+(4*2)+(3*5)+(2*5)+(1*7)=121
121 % 10 = 1
So 137225-57-1 is a valid CAS Registry Number.

137225-57-1SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 20, 2017

Revision Date: Aug 20, 2017

1.Identification

1.1 GHS Product identifier

Product name 2',4',6'-trihydroxy-4-methoxychalcone

1.2 Other means of identification

Product number -
Other names 3-(4-methoxyphenyl)-1-(2,4,6-trihydroxyphenyl)-prop-2-en-1-one

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:137225-57-1 SDS

137225-57-1Relevant articles and documents

Iterative polyketide synthesis via a consecutive carbonyl-protecting strategy

Akagawa, Kengo,Kudo, Kazuaki

, p. 4279 - 4285 (2018)

To address the difficulty in protecting a β-polycarbonyl compound, a method for the sequential protection of elongating carbonyl groups was demonstrated. The iterative chain elongation of a carboxylic acid with malonic acid half thioester followed by the protection of the resulting β-ketothioester was performed via the stepwise formation of an isoxazole ring using an O-protected oxime functionality. Yangonin and isosakuranetin were synthesized according to this procedure.

Design, synthesis and anti-inflammatory activity of dihydroflavonol derivatives

Hu, Chunling,Zhou, Zongbao,Xiang, Yuanhang,Song, Xiaoying,Wang, Hong,Tao, Kaiqi,Ye, Xiaochuan

, p. 194 - 205 (2018/04/19)

Thirty dihydroflavonol derivatives (D1–D30) were designed and synthesized, meanwhile the synthesized compounds were characterized on the basis of spectroscopic analyzes. Their inhibitory activity against the pro-inflammatory inducible interleukin-1β (IL-1β), interleukin-6 (IL-6), and tumor necrosis factor-α (TNF-α) in lipopolysaccharide (LPS)-stimulated murine RAW 264.7 macrophages were evaluated and showed various efficiency. Compounds D1–D30 showed no toxic effects on RAW 264.7 cells at the concentration 20 μM; among them, compounds D9, D13, and D19 exhibited best anti-inflammatory activity through decreasing IL-1β, IL-6, and TNF-α. Furthermore, their structure–activity relationships were discussed preliminarily.

Design, synthesis and antidepressant activity evaluation 2′-hydroxy-4′,6′-diisoprenyloxychalcone derivatives

Guan, Li-Ping,Zhao, Dong-Hai,Chang, Yue,Sun, Yu,Ding, Xiao-Li,Jiang, Jing-Fei

, p. 5218 - 5226 (2013/12/04)

In this study, 14 2′-hydroxy-4′,6′-diisoprenyloxychalcone compounds were synthesized and their antidepressant activities were evaluated using the forced swimming test. The pharmacological results showed that six compounds significantly reduced immobility times during the forced swimming test at a dose of 10 mg/kg, indicative of antidepressant activity. Among these, three compounds (4d, 4e, and 4g) exhibited better antidepressant activity, with reduced immobility time by 38.3, 34.0, and 27.4 %, respectively. For explanation of the putative mechanism of action, compounds 4e, 4g were tested in chemical induced models.

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