1-Hydroxymethyl-bicyclo[2.1.0]pentan, also known as 1-hydroxymethylnorbornane, is a cyclic organic compound with the molecular formula C7H12O. It features a bicyclic structure with a five-membered ring and a six-membered ring fused together, with a hydroxymethyl group (-CH2OH) attached to one of the carbon atoms in the five-membered ring. 1-Hydroxymethyl-bicyclo<2.1.0>pentan is an important intermediate in the synthesis of various pharmaceuticals, agrochemicals, and other specialty chemicals due to its unique structure and reactivity. It can be synthesized through various methods, including the Diels-Alder reaction and the Prins reaction, and is known for its stability and versatility in chemical transformations.
The CAS Registry Mumber 7687-31-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,6,8 and 7 respectively; the second part has 2 digits, 3 and 1 respectively. Calculate Digit Verification of CAS Registry Number 7687-31: (6*7)+(5*6)+(4*8)+(3*7)+(2*3)+(1*1)=132 132 % 10 = 2 So 7687-31-2 is a valid CAS Registry Number.