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1247891-93-5

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1247891-93-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1247891-93-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,4,7,8,9 and 1 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1247891-93:
(9*1)+(8*2)+(7*4)+(6*7)+(5*8)+(4*9)+(3*1)+(2*9)+(1*3)=195
195 % 10 = 5
So 1247891-93-5 is a valid CAS Registry Number.

1247891-93-5Downstream Products

1247891-93-5Relevant articles and documents

Smooth isoindolinone formation from isopropyl carbamates via bischler-napieralski-type cyclization

Adachi, Satoshi,Onozuka, Masao,Yoshida, Yuko,Ide, Mitsuaki,Saikawa, Yoko,Nakata, Masaya

supporting information, p. 358 - 361 (2014/04/03)

Isopropyl carbamates derived from benzylamines provide isoindolinones by treatment with phosphorus pentoxide at room temperature. Utility of this Bischler-Napieralski-type cyclization and a new mechanism involving a carbamoyl cation for rationalization of this smooth conversion are discussed.

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