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Phosphine, methyl-1-propynyl(2,4,6-trimethylphenyl)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

137787-53-2

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137787-53-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 137787-53-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,7,7,8 and 7 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 137787-53:
(8*1)+(7*3)+(6*7)+(5*7)+(4*8)+(3*7)+(2*5)+(1*3)=172
172 % 10 = 2
So 137787-53-2 is a valid CAS Registry Number.

137787-53-2Downstream Products

137787-53-2Relevant academic research and scientific papers

New Reactivity of Phosphirenes (Phosphacyclopropenes). Synthesis of Allenylphosphines and of Functional Phosphirenes.

Nief, F.,Mathey, F.

, p. 6673 - 6680 (2007/10/02)

1-Mesityl 2,3-dimethylphosphirene 1 and 1-mesityl 2-methylphosphirene 4 can be easily prepared from mesityldichlorophosphine (MesPCl2), AlCl3, 2-butyne or propyne and Bu3P.Because of the steric bulk of the mesityl substituent, n-butyllithium no longer rea

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