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115118-67-7

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115118-67-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 115118-67-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,5,1,1 and 8 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 115118-67:
(8*1)+(7*1)+(6*5)+(5*1)+(4*1)+(3*8)+(2*6)+(1*7)=97
97 % 10 = 7
So 115118-67-7 is a valid CAS Registry Number.

115118-67-7SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 19, 2017

Revision Date: Aug 19, 2017

1.Identification

1.1 GHS Product identifier

Product name diethyl 3,3-dimethoxycyclobutane-1,1-dicarboxylate

1.2 Other means of identification

Product number -
Other names 3,3-dimethoxy-cyclobutane-1,1-dicarboxylic acid diethyl ester

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:115118-67-7 SDS

115118-67-7Relevant articles and documents

Preparation method 3 - oxocyclobutane-based carboxylic acid

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Paragraph 0030-0032, (2021/10/27)

The invention discloses a preparation method of 3 -oxocyclobutane-based carboxylic acid, and belongs to the technical field of synthesis of medical intermediates. The ketone is protected from 1, 3 -dihydroxyacetone by condensation with trimethyl orthoformate to give 2, 2 -dimethoxy -1, 3 -propanediol, followed by reaction with malonate to give 3, 3 -dimethylcyclobutyl -1, 1 -dicarboxylic acid diester, followed by hydrolysis under acidic conditions. Decarboxylation and deprotection to yield 3 -oxocyclobutane-based carboxylic acids. The method has the advantages of high yield, common and easily available raw materials, simple flow and industrial amplification prospect.

Convenient Route to 1,3-Disubstituted Cyclobutanes: An Inexpensive Synthesis of 3-Oxocyclobutanecarboxylic Acid

Pigou, Paul E.,Schiesser, Carl H.

, p. 3841 - 3843 (2007/10/02)

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