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78556-13-5

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78556-13-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 78556-13-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,8,5,5 and 6 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 78556-13:
(7*7)+(6*8)+(5*5)+(4*5)+(3*6)+(2*1)+(1*3)=165
165 % 10 = 5
So 78556-13-5 is a valid CAS Registry Number.

78556-13-5Relevant articles and documents

1,3-Thiazines, XV: New Synthetic Route to N-Substituted Tetrahydro-1,3-thiazine-2-thiones

Hanefeld, Wolfgang,Bercin, Erdogan

, p. 413 - 419 (2007/10/02)

A new synthetic route to N-substituted tetrahydro-1,3-thiazine-2-thiones 5 giving good yields for N-aryl compounds is reported.It consists of carbon disulfide cleavage of N,N'-disubstituted 2-iminotetrahydro-1,3-thiazines 3 which leads to 5 and the isothiocyanates 6.

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