2205-86-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 2205-86-9 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 2,2,0 and 5 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 2205-86:
(6*2)+(5*2)+(4*0)+(3*5)+(2*8)+(1*6)=59
59 % 10 = 9
So 2205-86-9 is a valid CAS Registry Number.
2205-86-9Relevant articles and documents
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Bagli,J.F. et al.
, p. 1207 - 1217 (1963)
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SYNTHESIS OF 19-HYDROXYSTEROIDS II. NEW SYNTHESIS OF 19-HYDROXYPROGESTERONE
Kovganko, N. V.,Kashkan, Zh. N.,Chernov, Yu. G.
, p. 589 - 592 (2007/10/02)
19-Hydroxyprogesterone has been synthesized in seven stages from pregnenolone with an overall yield of 11percent.
