81849-86-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 81849-86-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,8,4 and 9 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 81849-86:
(7*8)+(6*1)+(5*8)+(4*4)+(3*9)+(2*8)+(1*6)=167
167 % 10 = 7
So 81849-86-7 is a valid CAS Registry Number.
81849-86-7Relevant articles and documents
Synthesis of (±)-2,3,5-trichloro-4,4-dimethoxycyclopent-2-en-1-one
Kuznetsov,Torosyan,Vostrikov,Miftakhov
, p. 2658 - 2659 (1996)
At 20°C, (±)-1,3,4-trichloro-2-isobornyloxy-5,5-dimethoxycyclopentadiene slowly decomposes to give (±)-2,3,5-trichloro-4,4-dimethoxycyclopent-2-en-1-one.
