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117828-32-7

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117828-32-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 117828-32-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,8,2 and 8 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 117828-32:
(8*1)+(7*1)+(6*7)+(5*8)+(4*2)+(3*8)+(2*3)+(1*2)=137
137 % 10 = 7
So 117828-32-7 is a valid CAS Registry Number.

117828-32-7SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 15, 2017

Revision Date: Aug 15, 2017

1.Identification

1.1 GHS Product identifier

Product name 4,6-dihydroxy-2-(4-methoxyphenyl)benzofuran-3(2H)-one

1.2 Other means of identification

Product number -
Other names -

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:117828-32-7 SDS

117828-32-7Relevant articles and documents

Synthesis and antitumor activity of sacroflavonoside

Wang, Qinghu,Xin, Ying,Pa, Biligetu,He, Xiang,Bao, Wenqiang

, p. 1292 - 1298 (2021)

Sacroflavonoside, a new derivative of diphenylethene, was isolated from Artemisia sacrorum, which have been found to possess the inhibitory effect on the proliferation of gastric carcinoma cells (MKN-45) in vitro in our previous studies. With anisaldehyde (SM-A) as starting material, the sacroflavonoside was synthesized by nucleophilic addition, electrophilic substitution and dehydration cyclization. The structure of sacroflavonoside was established by 1 D (1H NMR and 13C NMR) and 2 D-NMR (HSQC and HMBC) spectral analysis. The antitumor activity and potential mechanism against MKN-45 cells of sacroflavonoside were evaluated in vitro. The results showed that sacroflavonoside could significantly induce MKN-45 cells apoptosis and autophagy by increasing the expression of Bax, Caspase-3, Beclin1 and LC3-II proteins and decreasing the expression of Bcl-2 protein at low micromole level. This investigation provided a valuable lead structure for the development of antitumor drugs.

Synthesis of the Novel Anti-leukaemic Tetrahydrocyclopentabenzofuran, Rocaglamide and Related Synthetic Studies

Davey, Andrew E.,Schaeffer, Marcel J.,Taylor, Richard J. K.

, p. 2657 - 2666 (2007/10/02)

Two approaches to the rocaglamide tricyclic skeleton are described.The first, which employs an unusual dithianyl anion to carbonyl addition reaction, provides access to α-phenyl rocaglamide analogues.The second route involves an intramolecular keto aldehyde pinacolic coupling in the key step and can be used for the preparation of a whole range of rocaglamide analogues possessing both α- and β-phenyl substituents.A total synthesis of rocaglamide, in racemic form, is described using this second approach.The synthetic route commences with phloroglucinol, an inexpensive and readily-available starting material, and takes only 8/9 steps giving an overall yield > 6percent.The synthesis of 1-epi-rocaglamide 29b is also described.

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