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138507-55-8

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138507-55-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 138507-55-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,5,0 and 7 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 138507-55:
(8*1)+(7*3)+(6*8)+(5*5)+(4*0)+(3*7)+(2*5)+(1*5)=138
138 % 10 = 8
So 138507-55-8 is a valid CAS Registry Number.

138507-55-8Downstream Products

138507-55-8Relevant articles and documents

REACTION OF HETEROCUMULENES WITH SOME C-NUCLEOPHILES IN THE PRESENCE OF AZINES

Sheinkman, A. K.,Fedash, E. V.,Vovk, M. V.,Chmilenko, T. S.,Vysotskii, Yu. B.,et al.

, p. 1042 - 1048 (2007/10/02)

The reaction of isocyanates with malononitrile in the presence of pyridine, quinoline, or isoquinoline gives the salts of protonated azinium cations and the dicyanoacetanilide carbanion.Carbodiimides react similary except that the products from addition o

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