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138058-40-9

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138058-40-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 138058-40-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,0,5 and 8 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 138058-40:
(8*1)+(7*3)+(6*8)+(5*0)+(4*5)+(3*8)+(2*4)+(1*0)=129
129 % 10 = 9
So 138058-40-9 is a valid CAS Registry Number.

138058-40-9Downstream Products

138058-40-9Relevant articles and documents

EFFECT OF THE BASICITIES OF AMINES ON THE MECHANISM OF THE KABACHNIK-FIELDS REACTION

Krutikov, V. I.,Lavrent'ev, A. N.,Sukhanovskaya, E. V.

, p. 1201 - 1204 (2007/10/02)

Depending on the basicities of the amines used in the Kabachnik-Fields reaction, different reaction mechanisms may be operative.In the case of amines with large pKa values the desired products are formed through 1-hydroxy phosphonates.Schiff bases are reaction intermediates when pKa 6.

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