• Thumbnail for Cahn–Ingold–Prelog priority rules
    chemistry, the CahnIngoldPrelog (CIP) sequence rules (also the CIP priority convention; named after Robert Sidney Cahn, Christopher Kelk Ingold, and Vladimir...
    25 KB (2,838 words) - 06:25, 23 January 2024
  • absolute descriptors of Z- (same side) and E- (opposite) with the CahnIngoldPrelog priority rules (see alse E–Z notation). Alkynes are named using the...
    40 KB (4,496 words) - 09:42, 15 May 2024
  • Thumbnail for Steroid
    nomenclature distinct from the R/S convention of organic chemistry to denote absolute configuration of functional groups, known as CahnIngoldPrelog...
    82 KB (8,393 words) - 15:08, 17 May 2024
  • Thumbnail for Axial chirality
    sometimes abbreviated (R) and (S). The designations are based on the same CahnIngoldPrelog priority rules used for tetrahedral stereocenters. The chiral axis...
    7 KB (768 words) - 18:47, 30 May 2023
  • Thumbnail for E–Z notation
    a compound doesn't have two identical substituents. Following the CahnIngoldPrelog priority rules (CIP rules), each substituent on a double bond is assigned...
    4 KB (462 words) - 14:36, 10 March 2024
  • Thumbnail for Absolute configuration
    common labeling method uses the descriptors R or S and is based on the CahnIngoldPrelog priority rules. R and S refer to rectus and sinister, Latin for right...
    15 KB (1,702 words) - 15:33, 18 January 2024
  • Thumbnail for Stereochemistry
    relations of optically isomeric substances). Later in 1966, the Cahn-Ingold-Prelog nomenclature or Sequence rule was devised to assign absolute configuration...
    13 KB (1,464 words) - 03:42, 30 April 2024
  • particularly by the CahnIngoldPrelog priority rules, which he proposed in 1956 with Christopher Kelk Ingold and Vladimir Prelog. Cahn was the first to...
    3 KB (257 words) - 18:15, 11 March 2024
  • Thumbnail for Diastereomer
    stereochemistry of ketonization of enols and enolates. CahnIngoldPrelog priority rules for nomenclature. IUPAC "Gold Book" diastereoisomerism  doi:10.1351/goldbook...
    9 KB (1,089 words) - 04:06, 15 April 2024
  • Thumbnail for Alkane
    Alkane (redirect from Alkane nomenclature)
    to their position on the ring, with the numbering decided by the CahnIngoldPrelog priority rules. The trivial (non-systematic) name for alkanes is 'paraffins'...
    62 KB (5,927 words) - 07:36, 22 April 2024
  • Thumbnail for Enantiomer
    is assigned to a molecule based on the priority rules assigned by CahnIngoldPrelog priority rules, in which the group or atom with the largest atomic...
    23 KB (2,578 words) - 08:22, 11 May 2024
  • Thumbnail for Stereocenter
    achiral. Chirality (chemistry) § Stereogenic centers CahnIngoldPrelog priority rules for nomenclature Descriptor (chemistry) "5.4: Stereogenic Centers"...
    11 KB (1,248 words) - 09:48, 3 April 2024
  • Thumbnail for Chirality
    is almost entirely replaced by Cahn-Ingold-Prelog convention, also known as the sequence rule or R and S nomenclature. This was further extended to assign...
    33 KB (3,803 words) - 11:01, 29 April 2024
  • amino acids and sugars. In general the D/L system of nomenclature is superseded by the Cahn-Ingold-Prelog (CIP) rule to describe the configuration of a stereogenic/chiral...
    41 KB (4,547 words) - 03:31, 30 April 2024
  • Thumbnail for Amino acid
    carboxyl oxygen which gives the side chain a higher priority by the Cahn-Ingold-Prelog sequence rules. For example, ruminants such as cows obtain a number...
    97 KB (10,074 words) - 22:06, 12 May 2024
  • Thumbnail for Atropisomer
    substituents are first assigned priority based on CahnIngoldPrelog priority rules. One scheme of nomenclature in based on envisioning the helicity defined...
    17 KB (1,902 words) - 21:10, 10 May 2024
  • Thumbnail for Structural formula
    R and S configuration on a chiral carbon and it is done using the Cahn Ingold Prelog rules. It is a convenient way to represent and distinguish between...
    21 KB (2,596 words) - 21:35, 26 April 2024
  • assign a priority number to each coordinating ligand according to the Cahn-Ingold-Prelog priority rules, (CIP rules). The preferred ligand takes the lowest...
    7 KB (669 words) - 14:35, 16 January 2024
  • Thumbnail for Alkene
    Z-isomerism, each functional group is assigned a priority based on the CahnIngoldPrelog priority rules. If the two groups with higher priority are on the...
    48 KB (5,110 words) - 13:29, 10 May 2024
  • Descriptor (chemistry) (category Chemical nomenclature)
    numbering the carbon atoms in a molecule based on glycerol. See: CahnIngoldPrelog priority rules The stereochemical descriptors (R) (from Latin rectus...
    21 KB (2,421 words) - 03:58, 18 May 2024
  • Thumbnail for Optical rotation
    optical rotation. In contrast, the (R)- and (S)- prefixes from the CahnIngoldPrelog priority rules characterize the absolute configuration of each specific...
    36 KB (4,889 words) - 20:22, 23 April 2024
  • Thumbnail for List of fentanyl analogues
    diagram have to do with stereochemistry and the assignment of unique Cahn-Ingold-Prelog R/S assignments to complex analogues of fentanyl. The stereochemistry...
    57 KB (4,422 words) - 23:12, 12 April 2024
  • Thumbnail for Allenes
    until 1935. Where A has a greater priority than B according to the CahnIngoldPrelog priority rules, the configuration of the axial chirality can be determined...
    37 KB (4,081 words) - 22:02, 21 February 2024