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3,5-dimethyl-6-(4-nitrophenyl)-2H-pyran-2-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

1542233-50-0

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1542233-50-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1542233-50-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,4,2,2,3 and 3 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1542233-50:
(9*1)+(8*5)+(7*4)+(6*2)+(5*2)+(4*3)+(3*3)+(2*5)+(1*0)=130
130 % 10 = 0
So 1542233-50-0 is a valid CAS Registry Number.

1542233-50-0Downstream Products

1542233-50-0Relevant academic research and scientific papers

Guanidine-catalyzed γ-selective morita-baylis-hillman reactions on α,γ-dialkyl-allenoates: Access to densely substituted heterocycles

Selig, Philipp,Turo?kin, Aleksej,Raven, William

, p. 2535 - 2539 (2013)

N-Methyl-1,5,7-triazabicyclo[4.4.0]dec-5-ene (MTBD) was discovered as an excellent catalyst for the Morita-Baylis-?-Hillman reaction for previously hard-to-activate α,γ-dialkyl allenoate substrates. The obtained densely substituted allenic alcohols, which are generally inaccessible with other Lewis base catalysts, could be further converted into 2,5-dihydrofuran and 2H-pyran-2-one heterocyclic structures with challenging substitution patterns. Georg Thieme Verlag Stuttgart · New York.

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