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1284221-92-6

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1284221-92-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1284221-92-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,8,4,2,2 and 1 respectively; the second part has 2 digits, 9 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1284221-92:
(9*1)+(8*2)+(7*8)+(6*4)+(5*2)+(4*2)+(3*1)+(2*9)+(1*2)=146
146 % 10 = 6
So 1284221-92-6 is a valid CAS Registry Number.

1284221-92-6Upstream product

1284221-92-6Relevant articles and documents

Application to photoreactive materials of photochemical generation of superbases with high efficiency based on photodecarboxylation reactions

Arimitsu, Koji,Endo, Ryosuke

, p. 4461 - 4463 (2013)

A thin film of polystyrene containing 4c was spin-coated on a CaF2 plate and irradiated with 365 nm light. The absorption band arising from the carboxylate of 4c at 1372 cm-1 in the FTIR spectrum decreased after UV irradiation. Radical UV curing materials that are well established in the marketplace have drawbacks because of high volume shrinkage and oxygen inhibition. The anionically cured film showed high transparency and no volume shrinkage, in contrast to a conventional radical UV curing system, which showed large volume shrinkage. This is probably due to relatively low quantum yields for photobase generation and weaker basicity of photo-generated bases, leading to low photosensitivity of photoreactive materials sensitized with photobase generators. Furthermore, many of the photobase generators reported are generally prepared via several synthetic steps.

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