(-)-(R)-1-Chlor-1-methyl-2,2-diphenyl-cyclopropan, also known as (-)-(R)-1-chloro-1-methyl-2,2-diphenylcyclopropane, is a chiral organic compound characterized by its unique cyclopropane ring structure. (-)-(R)-1-Chlor-1-methyl-2,2-diphenyl-cyclopropan features a chlorine atom, a methyl group, and two phenyl rings, all attached to the three-membered carbon ring. The (-)-(R) notation indicates that it is the levorotatory enantiomer, meaning it rotates plane-polarized light to the left. This specific stereochemistry is important in various chemical reactions and applications, particularly in the field of pharmaceuticals and agrochemicals, where the spatial arrangement of atoms can significantly influence the compound's biological activity. The compound's molecular formula is C16H15Cl, and it has a molecular weight of 244.74 g/mol. Due to its complex structure and potential applications, (-)-(R)-1-chloro-1-methyl-2,2-diphenylcyclopropane is a subject of interest in organic chemistry and stereochemistry research.
The CAS Registry Mumber 4542-83-0 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,5,4 and 2 respectively; the second part has 2 digits, 8 and 3 respectively. Calculate Digit Verification of CAS Registry Number 4542-83: (6*4)+(5*5)+(4*4)+(3*2)+(2*8)+(1*3)=90 90 % 10 = 0 So 4542-83-0 is a valid CAS Registry Number.