104857-50-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 104857-50-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,4,8,5 and 7 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 104857-50:
(8*1)+(7*0)+(6*4)+(5*8)+(4*5)+(3*7)+(2*5)+(1*0)=123
123 % 10 = 3
So 104857-50-3 is a valid CAS Registry Number.
104857-50-3Relevant articles and documents
Technique for synthesizing levorotatory betaxolol hydrochloride (by machine translation)
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, (2017/03/17)
The invention discloses a technique for synthesizing levorotatory betaxolol hydrochloride, the process adopts to hydroxy phenylacetic alcohol and R- epoxy halogen propane is used as starting material, under certain conditions after alkylation, amination,
