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147792-79-8

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147792-79-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 147792-79-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,7,7,9 and 2 respectively; the second part has 2 digits, 7 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 147792-79:
(8*1)+(7*4)+(6*7)+(5*7)+(4*9)+(3*2)+(2*7)+(1*9)=178
178 % 10 = 8
So 147792-79-8 is a valid CAS Registry Number.

147792-79-8Downstream Products

147792-79-8Relevant articles and documents

SCHWEFELVERBINDUNGEN DES ERDOELS XV. METHYL-5,6,7,8-TETRAHYDRODINAPHTHOTHIOPHENE UND METHYLDINAPHTHOTHIOPHENE

Boberg, Friedrich,Jachiewicz, Adam,Garming, Alfons

, p. 1 - 12 (2007/10/02)

A one pot synthesis gives methyl-5,6,7,8-tetrahydrodinaphthothiophenes (7) from methyl-1,2,3,4-tetrahydronaphthalen-1-ones (1) by bromination and sulfurization.Tetrahydro compounds 7 have been dehydrogenated to corresponding dinaphthothiophenes 8.Proofs for the constitutions are nmr data of 7, 8 and the independent synthesis of one compound 8.A reaction mechanism with 1,4-dithiine intermediates is discussed. Key words: Alkyl-1,2,3,4-tetrahydronaphthalen-1-ones; alkyl-5,6,7,8-tetrahydrodinaphthothiophenes; alkyldinaphthothiophenes; dehydrogenation with o-chlorobenzoquinone.

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