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120507-09-7

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120507-09-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 120507-09-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,0,5,0 and 7 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 120507-09:
(8*1)+(7*2)+(6*0)+(5*5)+(4*0)+(3*7)+(2*0)+(1*9)=77
77 % 10 = 7
So 120507-09-7 is a valid CAS Registry Number.

120507-09-7Downstream Products

120507-09-7Relevant articles and documents

ORGANOTIN HOMOENOLATE EQUIVALENTS - ACCESS TO β-ACYL- AND β-ARYL-PROPIONALDEHYDES THROUGH HETEROSUBSTITUTED ALLYLTINS AND VINYLTINS

Verlhac, Jean-Baptiste,Pereyre, Michel,Quintard, Jean-Paul

, p. 6399 - 6412 (2007/10/02)

Although, α-ethoxycrotyltributyltin can be used as an equivalent of the homoenolate anion CH3-CHCH2CHO in reactions with acyl chlorides, the non-substituted α-ethoxyallyltributyltin could not be employed in this way. γ-Methoxyvinyltins, easily prepared by hydrostannation of propargylic ethers, are successfully employed as synthetic equivalents of the homoenolate anions -CH2CH2CHO and -CH2CH2COCH3 in reactions with acyl chlorides.A silylated γ-methoxyvinyltin, which is both a vinyltin and an allylsilane, reacts with acyl chlorides and aryl bromides as a promising equivalent of the homoenolate anion -CH2CH2CHO and tolerates a wide range of other reactive functional groups.

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