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1263318-70-2

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1263318-70-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1263318-70-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,6,3,3,1 and 8 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1263318-70:
(9*1)+(8*2)+(7*6)+(6*3)+(5*3)+(4*1)+(3*8)+(2*7)+(1*0)=142
142 % 10 = 2
So 1263318-70-2 is a valid CAS Registry Number.

1263318-70-2Downstream Products

1263318-70-2Relevant academic research and scientific papers

CHROMENE COMPOUND

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, (2012/06/18)

A photochromic chromene compound which develops a color of a neutral tint, has high color optical density, a high fading speed and high durability, and has an indeno(2,1-f)naphtho(1,2-b)pyran structure represented by the following formula as the basic skeleton, wherein a sulfur-containing substituent selected from thiol group, alkylthio group, alkoxyalkylthio group, haloalkylthio group, cycloalkylthio group, arylthio group and heteroarylthio group is bonded to the 6-position and/or 7-position carbon atom(s).

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