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112080-67-8

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112080-67-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 112080-67-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,2,0,8 and 0 respectively; the second part has 2 digits, 6 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 112080-67:
(8*1)+(7*1)+(6*2)+(5*0)+(4*8)+(3*0)+(2*6)+(1*7)=78
78 % 10 = 8
So 112080-67-8 is a valid CAS Registry Number.

112080-67-8Downstream Products

112080-67-8Relevant articles and documents

AZA-ENAMINES-VII. UMPOLUNG OF THE AZOMETHINE REACTIVITY IN THE REACTION OF ALDEHYDE HYDRAZONES WITH SULFONYL ISOCYANATES SUBSTITUENT EFFECTS

Brehme, Rainer,Klemann, Anke

, p. 4113 - 4118 (2007/10/02)

Sulfonyl isocyanates attack the arylaldehyde N,N-dialkylhydrazones 1-3 at the nitrogen or carbon of the azomethine function leading to the formation of the hexahydro-1,3,5-triazine-2,4-diones 4-6 or arylglyoxylic acid sulfonamide-N,N-dialkylhydrazones 7-9 (scheme 1).Under equal experimental conditions the position of the electrophilic attack depends on the contribution of the dipolar structures I'I'' determined by the electron withdrawing or donating potential of the substituents R1 and NR2.The normal reactivity of the =C=N-function is described by eq.1, the umpolung by eq.2.These different reactions correspond to the 13C-chemical shifts of the azomethine carbon atoms.

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