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67565-30-4

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67565-30-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 67565-30-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,5,6 and 5 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 67565-30:
(7*6)+(6*7)+(5*5)+(4*6)+(3*5)+(2*3)+(1*0)=154
154 % 10 = 4
So 67565-30-4 is a valid CAS Registry Number.

67565-30-4Relevant articles and documents

HETEROCYCLEN-SYNTHESEN MIT 4,4-BIS(TRIFLUORMETHYL)-1,3-DIAZABUTA-1,3-DIENEN, II. SPEKTROSKOPISCHE UNTERSUCHUNG DER ISONITRIL- UND DIMETHOXYCARBEN-ADDUKTE

Burger, Klaus,Wassmuth, Ulrike,Penninger, Stefan

, p. 813 - 826 (1982)

Cycloaddition reactions of 4,4-bis(trifluoromethyl)-1,3-diazabuta-1,3-dienes 3, accessible by reaction of amidines with hexafluoroacetone in the presence of dehydrating reagents, with isonitriles and dimethoxycarbene are described.Configuration of t

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