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77003-92-0

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77003-92-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77003-92-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,0,0 and 3 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 77003-92:
(7*7)+(6*7)+(5*0)+(4*0)+(3*3)+(2*9)+(1*2)=120
120 % 10 = 0
So 77003-92-0 is a valid CAS Registry Number.

77003-92-0Relevant articles and documents

PREPARATIVE METHODS FOR (Z)-2-METHOXY-1-PHENYLTHIO-1,3-BUTADIENES. REARRANGEMENT DURING COPPER(I)-INDUCED ELIMINATION OF THIOPHENOL FROM SOME γ,δ-UNSATURATED THIOACETALS

Cohen, Theodore,Kosarych, Zenyk

, p. 3955 - 3958 (2007/10/02)

(Z)-2-methoxy-1-phenylthio-1,3-butadienes which are substituted with an alkyl group at the 4-position are not preparable by copper(I)-induced elimination of thiophenol from 4-alkyl-2-methoxy-1,1-bis(phenylthio)-3-alkenes; a 2-step stereospecific synthesis

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