9034-42-8 Usage
Purification Methods
An extract of β-melanotropin is purified by ion-exchange on carboxymethyl cellulose, desalted, evaporated and lyophilised, then chromatographed on Sephadex G-25. [Lande et al. Biochemical Preparations 13 45 1971.]
Check Digit Verification of cas no
The CAS Registry Mumber 9034-42-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 9,0,3 and 4 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 9034-42:
(6*9)+(5*0)+(4*3)+(3*4)+(2*4)+(1*2)=88
88 % 10 = 8
So 9034-42-8 is a valid CAS Registry Number.