6331-97-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 6331-97-1 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,3,3 and 1 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 6331-97:
(6*6)+(5*3)+(4*3)+(3*1)+(2*9)+(1*7)=91
91 % 10 = 1
So 6331-97-1 is a valid CAS Registry Number.
6331-97-1Relevant articles and documents
TRITYLATED ETHERS
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Paragraph 0015, (2015/07/02)
A compound having formula (Ph3C)mAr(OR)n, wherein Ph represents a phenyl group, Ar is an aromatic ring system having from six to twenty carbon atoms, R is C1-C18 alkyl or C7-C12