Compound Q&A
How is (2R)-2-[(2R,3R,3aR,6S,7S,9bR)-6-(2-Carboxyethyl)-2-hydroxy-7-isopropenyl-3a,6,9b-trimethyl-2,3,3a,4,6,7,8,9b-octahydro-1H-cyclopenta[a]naphthalen-3-yl]-6-methyl-5-methyleneheptanoic acid (CAS: 137551-38-3) typically synthesized?
Answer
![(2R)-2-[(2R,3R,3aR,6S,7S,9bR)-6-(2-Carboxyethyl)-2-hydroxy-7-isopropenyl-3a,6,9b-trimethyl-2,3,3a,4,6,7,8,9b-octahydro-1H-cyclopenta[a]naphthalen-3-yl]-6-methyl-5-methyleneheptanoic acid](https://static.chemtradehub.com/structs/137/137551-38-3-9142.webp "(2R)-2-[(2R,3R,3aR,6S,7S,9bR)-6-(2-Carboxyethyl)-2-hydroxy-7-isopropenyl-3a,6,9b-trimethyl-2,3,3a,4,6,7,8,9b-octahydro-1H-cyclopenta[a]naphthalen-3-yl]-6-methyl-5-methyleneheptanoic acid")
The compound is synthesized via a multistep process involving key steps such as alkylation, ring formation, and introduction of the carboxyethyl group. Specific catalysts and reagents are used to control the stereochemistry and ensure high selectivity. The overall yield is moderate to good, depending on the optimization of reaction conditions.
About
CAS No
137551-38-3
English Name
(2R)-2-[(2R,3R,3aR,6S,7S,9bR)-6-(2-Carboxyethyl)-2-hydroxy-7-isopropenyl-3a,6,9b-trimethyl-2,3,3a,4,6,7,8,9b-octahydro-1H-cyclopenta[a]naphthalen-3-yl]-6-methyl-5-methyleneheptanoic acid
Molecular Formula
C31H46O5
Molecular Weight
498.69 g/mol
SMILES
CC(C)C(=C)CC[C@H]([C@H]1[C@@H](C[C@@]2([C@@]1(CC=C3C2=CC[C@H]([C@]3(C)CCC(=O)O)C(=C)C)C)C)O)C(=O)O
InChIKey
KVAQLXUMUVEKGR-SMFZDKLCSA-N
Last Updated: 2025-09-22 19:21
![(2R)-2-[(2R,3R,3aR,6S,7S,9bR)-6-(2-Carboxyethyl)-2-hydroxy-7-isopropenyl-3a,6,9b-trimethyl-2,3,3a,4,6,7,8,9b-octahydro-1H-cyclopenta[a]naphthalen-3-yl]-6-methyl-5-methyleneheptanoic acid — ShangHai PoDianDing Standard Technical Service Co., Ltd.](https://static.chemtradehub.com/suppliers/67ce6c0f2b2de6e8e95a457f/67ce6c0f2b2de6e8e95a457f-logo.webp){kind=logo}
![(2R)-2-[(2R,3R,3aR,6S,7S,9bR)-6-(2-Carboxyethyl)-2-hydroxy-7-isopropenyl-3a,6,9b-trimethyl-2,3,3a,4,6,7,8,9b-octahydro-1H-cyclopenta[a]naphthalen-3-yl]-6-methyl-5-methyleneheptanoic acid — Jin Jinle (Hunan) Chemical Co., Ltd.](https://static.chemtradehub.com/suppliers/67ce76192b2de6e8e95a464e/67ce76192b2de6e8e95a464e-logo.webp){kind=logo}
![(2R)-2-[(2R,3R,3aR,6S,7S,9bR)-6-(2-Carboxyethyl)-2-hydroxy-7-isopropenyl-3a,6,9b-trimethyl-2,3,3a,4,6,7,8,9b-octahydro-1H-cyclopenta[a]naphthalen-3-yl]-6-methyl-5-methyleneheptanoic acid — ShanXiTianDuoLi Biotechnology Co Ltd](https://static.chemtradehub.com/suppliers/67ced4ec2b2de6e8e95a713f/67ced4ec2b2de6e8e95a713f-logo.webp){kind=logo}