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1228237-08-8

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1228237-08-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1228237-08-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,8,2,3 and 7 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1228237-08:
(9*1)+(8*2)+(7*2)+(6*8)+(5*2)+(4*3)+(3*7)+(2*0)+(1*8)=138
138 % 10 = 8
So 1228237-08-8 is a valid CAS Registry Number.

1228237-08-8Downstream Products

1228237-08-8Relevant articles and documents

PROCESS FOR PRODUCING FUSED-RING AROMATIC COMPOUND, AND CONJUGATED POLYMER

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Paragraph 0239; 0240; 0241; 0244; 0245, (2014/09/29)

The invention addresses a problem of purifying a monomer to be a precursor according to a simpler and milder method so as to obtain a polymer having a higher molecular weight. The invention relates to a method for producing a condensed polycyclic aromatic compound having n active groups (wherein n is an integer of 1 or more and 4 or less), which comprises bringing a composition containing the condensed polycyclic aromatic compound and a solvent into contact with zeolite.

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