443890-95-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 443890-95-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,4,3,8,9 and 0 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 443890-95:
(8*4)+(7*4)+(6*3)+(5*8)+(4*9)+(3*0)+(2*9)+(1*5)=177
177 % 10 = 7
So 443890-95-7 is a valid CAS Registry Number.
443890-95-7Relevant articles and documents
PHOTOCHROMIC MATERIAL
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Page 10, (2008/06/13)
A photochromic material having a ring opening quantum yield of 10-3 or lower which does not fade under ambient light is provided. The material comprises a compound belonging to the diheteroarylethene class. The compound has alkoxy group and ary