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860256-66-2

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860256-66-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 860256-66-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,6,0,2,5 and 6 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 860256-66:
(8*8)+(7*6)+(6*0)+(5*2)+(4*5)+(3*6)+(2*6)+(1*6)=172
172 % 10 = 2
So 860256-66-2 is a valid CAS Registry Number.

860256-66-2Downstream Products

860256-66-2Relevant articles and documents

Catalytic enantioselective desymmetrization of cyclobutane-1,3diones by carbonyl-amine condensation

Wen, Kai-Ge,Liu, Chao,Wei, Dong-Hui,Niu, Yan-Fei,Peng, Yi-Yuan,Zeng, Xing-Ping

supporting information, p. 1118 - 1122 (2021/02/16)

A chiral phosphoric acid-catalyzed enantioselective condensation of 2,2-disubstituted cyclobutane-1,3-diones with a primary amine is described. This reaction offered a mild and efficient protocol for constructing quaternary carbon-containing cyclobutanes

Halogen substituted metallocene compounds for olefin polymerization

-

, (2008/06/13)

A metallocene compound is represented by the formula (1): wherein: M is a Group 3, 4, 5 or 6 transition metal atom, or a lanthanide metal atom, or actinide metal atom, preferably a Group 4 transition metal atom selected from titanium, zirconium or hafnium; E is a substituted or unsubstituted monocyclic or polycyclic arenyl ligand pi-bonded to M; A is a substituted or unsubstituted polycyclic arenyl ligand that is pi-bonded to M and has a different ring structure than the E ligand; at least one of the A and E ligands includes at least one halogen substituent directly bonded to an sp2 carbon at a bondable ring position; Y is a bridging group containing at least one Group 13, 14, 15, or 16 element and any single position of the ring structure of A and to any single position of the ring structure of E; and y is zero or 1, indicating the absence (y=0) or presence (y=1) of Y; and each X is a univalent anionic ligand, or two X are joined and bound to the metal atom to form a metallocycle ring, or two X are joined to form a chelating ligand, a diene ligand, or an alkylidene ligand; provided that when E is an unsubstituted cyclopentadienyl ligand, either y is one or A is not 2-bromofluorenyl or 2,7-dibromofluorenyl.

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