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31216-81-6

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31216-81-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 31216-81-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,1,2,1 and 6 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 31216-81:
(7*3)+(6*1)+(5*2)+(4*1)+(3*6)+(2*8)+(1*1)=76
76 % 10 = 6
So 31216-81-6 is a valid CAS Registry Number.

31216-81-6Downstream Products

31216-81-6Relevant articles and documents

ON THE APPLICATION OF NOE DIFFERENCE SPECTROSCOPY FOR SPECTRAL AND STRUCTURAL ASSIGNMENTS WITH SUBSTITUTED 1,2,3-TRIAZOLES

Holzer, Wolfgang

, p. 9783 - 9792 (2007/10/02)

The application of NOE difference spectroscopy for the unambiguous discrimination between signals of H-4 and H-5 in 1-substituted 1H-1,2,3-triazoles as well as for the differentiation between regioisomeric 1,4-, 1,5- and 2,4-disubstituted 1,2,3-triazoles

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