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1186310-32-6

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1186310-32-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1186310-32-6 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,8,6,3,1 and 0 respectively; the second part has 2 digits, 3 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1186310-32:
(9*1)+(8*1)+(7*8)+(6*6)+(5*3)+(4*1)+(3*0)+(2*3)+(1*2)=136
136 % 10 = 6
So 1186310-32-6 is a valid CAS Registry Number.

1186310-32-6Downstream Products

1186310-32-6Relevant articles and documents

SULFONE COMPOUND AND CAROTENOID MANUFACTURING METHOD USING SAID COMPOUND

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Page/Page column 10, (2010/12/17)

The present invention relates to a process for producing a sulfone compound of the following formula (3), characterized in that an allyl sulfone compound of the formula (1) and an allyl halide compound of the formula (2) are reacted in an organic solvent in the presence of an alkali metal hydroxide and a phase-transfer catalyst: wherein A is CH2 or C=O; Ar is an aryl group optionally having 1 to 3 substitutents; and the wavy line means that the steric relation to the double bond which the wavy line is bound to is of E-form, Z-form or a mixture of E/Z; wherein X is a halogen atom; and the wavy line means the same as defined above; and wherein A, Ar and the wavy line mean the same as defined above. The present invention also relates to a process for producing a carotenoid from the same sulfone compound.

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