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3-(2-aminophenyl)-1,2,3,9-tetrahydropyrrolo<2,1-b>quinazolin-9-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

142834-66-0

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142834-66-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 142834-66-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,8,3 and 4 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 142834-66:
(8*1)+(7*4)+(6*2)+(5*8)+(4*3)+(3*4)+(2*6)+(1*6)=130
130 % 10 = 0
So 142834-66-0 is a valid CAS Registry Number.

142834-66-0Relevant articles and documents

An Alternative Total Synthesis of Rutaecarpine and Vasicolinone Alkaloids

Koekoesi, Jozsef,Szasz, Gyoergy,Hermecz, Istvan

, p. 2995 - 2998 (2007/10/02)

Rutaecarpine (6) and vasicolinone (9) alkaloids were alternatively prepared by Fischer indolization of 3-(phenylhydrazonomethyl)pyrroloquinazolinone (4) under thermal and acidic conditions, respectively.

A SHORT SYNTHESIS OF RUTECARPINE AND/OR VASICOLINONE FROM 2-CHLORO-3-(INDOL-3-YL)ETHYLQUINAZOLIN-4(3H)-ONE: EVIDENCE FOR THE PARTICIPATION OF THE SPIRO INTERMEDIATE

Kaneko, Chikara,Chiba, Takuo,Kasai, Kouichi,Miwa, Chiemi

, p. 1385 - 1390 (2007/10/02)

A new route to rutecarpine and/or vasicolinone from 2-chloro-4-quinazolone through an acid catalyzed cyclization of 2-chloro-3-indolylethylquinazolin-4-one has been developed and the mechanism of the cyclization reaction clarified.

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