1332697-96-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1332697-96-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,3,2,6,9 and 7 respectively; the second part has 2 digits, 9 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1332697-96:
(9*1)+(8*3)+(7*3)+(6*2)+(5*6)+(4*9)+(3*7)+(2*9)+(1*6)=177
177 % 10 = 7
So 1332697-96-7 is a valid CAS Registry Number.
1332697-96-7Relevant articles and documents
Synthetic method of chromone derivative
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Paragraph 0072-0075, (2020/09/16)
The invention discloses a chromone derivative synthesis method, which comprises: dissolving a compound RXXR in a solvent, adding [bis(trifluoroacetoxy)iodine]benzene (short for PIFA), carrying out a reaction for 8-15 min, adding a 2-methoxyphenyl acetylen
