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5223-95-0

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5223-95-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 5223-95-0 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,2,2 and 3 respectively; the second part has 2 digits, 9 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 5223-95:
(6*5)+(5*2)+(4*2)+(3*3)+(2*9)+(1*5)=80
80 % 10 = 0
So 5223-95-0 is a valid CAS Registry Number.

5223-95-0Relevant articles and documents

OCCURRENCE OF 2-METHYL-, 3-METHYL- AND 6-METHYLTRIAROMATIC STEROID HYDROCARBONS IN GEOLOGICAL SAMPLES.

Lichtfouse, E.,Riolo, J.,Albrecht, P.

, p. 3937 - 3940 (2007/10/02)

Triaromatic steroid hydrocarbons bearing a methyl substituent at position 2, 3, or 6 have been identified in marine sediments and petroleums from the Paris basin by comparison with C21 (1, 2, 3), C27 (4) and C29 (5) synthetic standards.Due to their formation with depth they are useful for maturity studies.

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