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138761-14-5

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138761-14-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 138761-14-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,7,6 and 1 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 138761-14:
(8*1)+(7*3)+(6*8)+(5*7)+(4*6)+(3*1)+(2*1)+(1*4)=145
145 % 10 = 5
So 138761-14-5 is a valid CAS Registry Number.

138761-14-5Downstream Products

138761-14-5Relevant articles and documents

Structure-Analytical Investigations of Consecutive Products of Sulphonamides. VIII. About the Structure of Reaction Products from 1,1,3-Trisubst. Thioureas and N-Tosyl-iminothiocarbonic Acid Methylester Chlorides

Hans, M.,Schoeffmann, T.,Dehne, H.,Matos, E. N.

, p. 613 - 617 (2007/10/02)

The structure of a variety of reaction products from 1,1,3-trisubstituted thioureas (1a-e) and N-tosyl-iminothiocarbonic acid methylester chlorides (2) is investigated with respect to whether a sequence -SO2-N=C-S-C (structure I) or -SO2-N=C-N-C (structur

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