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34998-70-4

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34998-70-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 34998-70-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,4,9,9 and 8 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 34998-70:
(7*3)+(6*4)+(5*9)+(4*9)+(3*8)+(2*7)+(1*0)=164
164 % 10 = 4
So 34998-70-4 is a valid CAS Registry Number.

34998-70-4Downstream Products

34998-70-4Relevant articles and documents

Platinum-catalyzed oxoarylations of ynamides with nitrones

Bhunia, Sabyasachi,Chang, Chin-Jung,Liu, Rai-Shung

supporting information, p. 5522 - 5525,4 (2020/10/15)

A new platinum-catalyzed oxoarylation of ynamides with nitrones is reported. Cascade sequences for the synthesis of indolin-2-ones via NaBH 3CN reduction in situ of the initially formed oxoarylation products are also developed.

Studies on benzoheterocyclic derivatives. XI. Synthesis and pharmacologic actions of indoline derivatives. (II) (Japanese)

Hirose,Sohda,Toyoshima

, p. 1323 - 1334 (2007/10/05)

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