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1032197-91-3

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1032197-91-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1032197-91-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,3,2,1,9 and 7 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1032197-91:
(9*1)+(8*0)+(7*3)+(6*2)+(5*1)+(4*9)+(3*7)+(2*9)+(1*1)=123
123 % 10 = 3
So 1032197-91-3 is a valid CAS Registry Number.

1032197-91-3Downstream Products

1032197-91-3Relevant articles and documents

Two-photon absorption properties of alkynyl-conjugated pyrene derivatives

Kim, Hwan Myung,Lee, Yeon Ok,Lim, Chang Su,Kim, Jong Seung,Cho, Bong Rae

, p. 5127 - 5130 (2008/12/20)

A series of pyrene derivatives having 4-(N,N-dimethylamino)phenylethynyl groups as the substituent (1-5) have been synthesized and their two-photon absorption properties were investigated. Comparison of two-photon cross section (δmax) with related compounds reveals that pyrene is as efficient a ?-center as anthracene in two-photon materials. Moreover, the two-photon cross section (δmax) increased with the number of substituents reaching at the maximum value of 1150 GM for the tetra-substituted derivative (5). Furthermore, the two-photon action cross section (Φδmax) of 5 is comparable to that the most efficient two-photon materials. This result provides a useful guideline to the design of efficient two-photon materials bearing pyrene as a ?-center.

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