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112127-50-1

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112127-50-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 112127-50-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,2,1,2 and 7 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 112127-50:
(8*1)+(7*1)+(6*2)+(5*1)+(4*2)+(3*7)+(2*5)+(1*0)=71
71 % 10 = 1
So 112127-50-1 is a valid CAS Registry Number.

112127-50-1Downstream Products

112127-50-1Relevant articles and documents

Oxocarbons and Related Compounds; Part 12. A Simple and Efficient Synthesis of 3-Hydroxy-3-cyclobutene-1,2-dione ("Semisquaric Acid"; "Moniliformin") and its Reaction with Amines

Schmidt, Arthur H.,Maibaum, Harry

, p. 134 - 137 (1987)

Starting with squaric acid (1), semisquaric acid (4) has been synthesized in a 54percent overall yield.In contrast to a literature report semisquaric acid (4) reacts with ammonia (5a) and aniline (5b) in the cold to give the ammonium-semisquarates 6a and

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