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142868-27-7

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142868-27-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 142868-27-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,2,8,6 and 8 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 142868-27:
(8*1)+(7*4)+(6*2)+(5*8)+(4*6)+(3*8)+(2*2)+(1*7)=147
147 % 10 = 7
So 142868-27-7 is a valid CAS Registry Number.

142868-27-7Relevant articles and documents

3a,6-Dihydro-3H-imidazotetrazoles from 1- and 4-Phenacyl-1H-tetrazolium Salts and Ammonia

Moderhack, Dietrich,Bode, Dirk-Ottfried,Schomburg, Dietmar

, p. 129 - 132 (2007/10/02)

Treatment of the tetrazolium salts 1 with aqueous ammonia affords the novel ring system 2 (in certain cases along with the ylides 3).The structure of 2 has been confirmed by an X-ray analysis of 2a. Key Words: 3H-Imidazotetrazoles, 3a,6-dihydro-, /

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