138350-82-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 138350-82-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,3,5 and 0 respectively; the second part has 2 digits, 8 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 138350-82:
(8*1)+(7*3)+(6*8)+(5*3)+(4*5)+(3*0)+(2*8)+(1*2)=130
130 % 10 = 0
So 138350-82-0 is a valid CAS Registry Number.
138350-82-0Relevant articles and documents
SYNTHESIS OF (Z)-3-BUTYLIDENE-6,7-DIHYDROXYPHTHALIDE
Ogawa, Yoshimitsu,Hosaka, Kunio,Chin, Masao,Mitsuhashi, Hiroshi
, p. 1737 - 1744 (1991)
(Z)-3-Butylidene-6,7-dihydroxyphthalide (2) was first synthesized from 6,7-dimethoxyphthalide (4) and its structure was synthetically confirmed.
