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77184-89-5

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77184-89-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77184-89-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,1,8 and 4 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 77184-89:
(7*7)+(6*7)+(5*1)+(4*8)+(3*4)+(2*8)+(1*9)=165
165 % 10 = 5
So 77184-89-5 is a valid CAS Registry Number.

77184-89-5SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 18, 2017

Revision Date: Aug 18, 2017

1.Identification

1.1 GHS Product identifier

Product name 1-(4,5-dimethoxy-2-hydroxyphenyl)-2-(4-methoxyphenyl)ethanedione

1.2 Other means of identification

Product number -
Other names 2-Hydroxy-4,5,4'-trimethoxy-benzil

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:77184-89-5 SDS

77184-89-5Downstream Products

77184-89-5Relevant articles and documents

The Reaction of 3-Hydroxyflavones with Metal Salts

Hamado, Mutsumi,Kurosawa, Kazu

, p. 2630 - 2633 (2007/10/02)

The reaction of 3-hydroxyflavones (1a-d) with lead(IV) acetate gave 1,2-diphenylethanediones (2a-d), 1,2-diphenyl-2-hydroxyethanones, 2-hydroxybenzoic acids (7 and 9), and benzoic acids (8 and 10), and the reaction with manganese(III) acetate yielded 2, 7, 8, 9, and 10.In addition to 2, 7, and 10, 6-methoxy-2-(4-methoxybenzoyloxy)-3(2H)-benzofuranone and 2-hydroxy-4-methoxybenzaldehyde were obtained in the reaction of 1c with manganese(III) acetate.It has been established by the studies of 14C-labelled compounds that the C(3) in the 3-hydroxyflavone was lost during the reaction.

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