1422431-58-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1422431-58-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,2,4,3 and 1 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1422431-58:
(9*1)+(8*4)+(7*2)+(6*2)+(5*4)+(4*3)+(3*1)+(2*5)+(1*8)=120
120 % 10 = 0
So 1422431-58-0 is a valid CAS Registry Number.
1422431-58-0Relevant articles and documents
Preparation method of isoquinoline alkaloid L-corydalmine
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, (2021/05/19)
The invention belongs to the field of medical chemistry, and provides a preparation method of L-corydalmine or pharmaceutically acceptable salts thereof. The method comprises the following steps of: in the presence of an organic solvent, catalyzing by pal