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852415-02-2

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852415-02-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 852415-02-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,5,2,4,1 and 5 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 852415-02:
(8*8)+(7*5)+(6*2)+(5*4)+(4*1)+(3*5)+(2*0)+(1*2)=152
152 % 10 = 2
So 852415-02-2 is a valid CAS Registry Number.

852415-02-2Upstream product

852415-02-2Downstream Products

852415-02-2Relevant articles and documents

An organoiron approach to thyroid hormone analogues

Smirnova, Joulia,Engman, Lars,Andersson, Carl-Magnus,Malm, Johan

, p. 1784 - 1792 (2007/10/03)

An approach to thyroid hormone analogues was proposed involving sequential substitution of cationic cyclopentadienyl(1,4-dichlorobenzene)iron(II) complexes with phenoxide/thiophenoxide and hydroxide/amine, followed by decomplexation. Although the selectivity for monosubstitution with phenolates and thiophenolates was poorer than previously observed, it was often possible to control the reaction with sterically less demanding phenolates of intermediate nucleophilicity. The subsequent introduction of a polar substituent into the monosubstituted product was successful with amine nucleophiles. A modified approach, based on the reverse order of substitution was also attempted. Whereas clean monosubstitution with hydroxide/hydroxide equivalents was unsuccessful, cyclopentadienyl(N-alkyl-1-chloro-4-aminobenzene)iron(II) complexes could be prepared in fair yields and further substituted with nucleophiles such as thiophenolates.

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