79870-16-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 79870-16-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,9,8,7 and 0 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 79870-16:
(7*7)+(6*9)+(5*8)+(4*7)+(3*0)+(2*1)+(1*6)=179
179 % 10 = 9
So 79870-16-9 is a valid CAS Registry Number.
79870-16-9Relevant articles and documents
HIGHLY POLARIZED TROPONES. 9H-AZULENONAPHTHALEN-9-ONE AND 8H-AZULENONAPHTHALEN-8-ONE
Yamamoto, Kagetoshi,Matsue, Yuji,Murata, Ichiro
, p. 1071 - 1074 (1981)
9H-Azulenonaphthalen-9-one (3a) and 8H-azulenonaphthalen-8-one (3b), consisting of tropone and acenaphthylene have been synthesized.These ketones were found to be highly polarized and highly basic compounds.