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105808-39-7

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105808-39-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 105808-39-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,5,8,0 and 8 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 105808-39:
(8*1)+(7*0)+(6*5)+(5*8)+(4*0)+(3*8)+(2*3)+(1*9)=117
117 % 10 = 7
So 105808-39-7 is a valid CAS Registry Number.

105808-39-7Relevant articles and documents

v-TRIAZOLINES. PART XXVII. ISOMERIZATION REACTIONS OF SUBSTITUTED METHYL-CYCLOPENTEN-3- AND -2-ONES.

Gelmi, Maria Luisa,Pocar, Donato,Trimarco, Pasqualina

, p. 3047 - 3054 (2007/10/02)

Substituted 3-cyclopenten-1-ones 2a,b, derived from the rearrangement of 1, were isomerized under thermal conditions to afford the corresponding 2-cyclopent-1-ones 4, 5b, respectively.When the isomerization was performed with basic catalysis, 2a afforded

v-TRIAZOLINES. Part XXIII. CYCLOADDITION REACTIONS OF 4-NITROPHENYLAZIDE TO ENAMINES OF 1,4,5,6-TETRAPHENYL-7-OXO-BICYCLOHEPT-5-EN-2-CARBOXALDEHYDE

Almirante, Nicoletta,Gelmi, Maria Luisa,Marelli, Paola,Pocar, Donato,Arlandini, Emanuele,Ballabio, Marzia

, p. 57 - 62 (2007/10/02)

Reaction of 4-nitrophenylazide with the enamines 5, 6 of 7-oxo-1,4,5,6-tetraphenylbicyclohept-5-en-carboxaldehyde 3, 4 which may be isolated or prepared in situ from the aldehyde and the appropiate amine, resulted in the formation of a mixture of t

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