635304-58-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 635304-58-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,3,5,3,0 and 4 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 635304-58:
(8*6)+(7*3)+(6*5)+(5*3)+(4*0)+(3*4)+(2*5)+(1*8)=144
144 % 10 = 4
So 635304-58-4 is a valid CAS Registry Number.
635304-58-4Relevant articles and documents
METHOD FOR PREPARING RITODRINE HYDROCHLORIDE
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Page/Page column 30-31, (2011/11/13)
The present invention describes a new method for preparing Ritodrinehydrochloride.The invention also concerns non-hygroscopic crystalline polymorphic Ritodrine hydrochloride Form (I).