Description

(1R,4As,4Br)-1,4A-Dimethyl-7-Propan-2-Yl-2,3,4,4B,5,9,10,10A-Octahydro Phenanthrene-1-Carboxylic Acid is a high-purity, synthetically derived steroidal carboxylic acid compound, serving as a critical advanced pharmaceutical intermediate and a versatile building block in organic synthesis. Its complex, multi-ring structure makes it invaluable for the research and development of novel therapeutic agents and fine chemicals. This compound is primarily sought by pharmaceutical R&D laboratories, contract manufacturing organizations (CMOs), and academic research institutions focused on steroid chemistry and drug discovery.

Application

• Pharmaceutical Intermediate: A key chiral precursor in the synthesis of complex steroid-based active pharmaceutical ingredients (APIs) and novel drug candidates.
• Organic Synthesis Building Block: Utilized in advanced organic reactions, including cyclizations and functional group transformations, to construct complex molecular architectures.
• Biochemical Research: Used as a reference standard or probe in studying steroid receptor interactions and metabolic pathways.
• Fine Chemical Production: Serves as a starting material for the manufacture of specialty chemicals, including certain fragrances and high-value agrochemical intermediates.
• Academic & Industrial R&D: Employed in method development and exploratory chemistry within university and corporate research settings.

Basic Information

Product Name	(1R,4As,4Br)-1,4A-Dimethyl-7-Propan-2-Yl-2,3,4,4B,5,9,10,10A-Octahydro Phenanthrene-1-Carboxylic Acid
CAS No.	79-54-9
Molecular Formula	C20H30O2
Molecular Weight	302.45 g/mol
Synonyms	1,4a-Dimethyl-7-(1-methylethyl)-1,2,3,4,4a,4b,5,9,10,10a-decahydrophenanthrene-1-carboxylic acid; Abietic acid isomer; Dehydroabietic acid derivative; (1R,4aS,4bR)-1,4a-Dimethyl-7-propan-2-yl-2,3,4,4b,5,9,10,10a-octahydrophenanthrene-1-carboxylic acid; Steroidal carboxylic acid intermediate; Rosin acid derivative; Dihydroabietic acid type compound
EINECS	Contact for details

Quality Control

Our production of (1R,4As,4Br)-1,4A-Dimethyl-7-Propan-2-Yl-2,3,4,4B,5,9,10,10A-Octahydro Phenanthrene-1-Carboxylic Acid adheres to stringent quality management protocols. Each batch undergoes comprehensive analytical testing, including HPLC for purity, chiral analysis to confirm stereochemical integrity, and residual solvent screening. A detailed Certificate of Analysis (COA) confirming identity, purity, and specification compliance is provided with every shipment to ensure traceability and meet the exacting standards of pharmaceutical and research applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its sensitivity to oxidation, it is recommended to store the product under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Chiral Purity	≥ 99.0% ee
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.