Description

L-(+)-Camphorsulfonic Acid CAS NO 61380-66-3 is a high-purity, enantiomerically pure organic acid derived from camphor. It serves as a versatile and highly effective chiral resolving agent and asymmetric catalyst in organic synthesis. This compound is essential for industries requiring precise stereochemical control, such as pharmaceutical manufacturing and fine chemical production. Its strong acidic nature and defined chirality make it a critical reagent for producing optically active intermediates.

Application

• Chiral Resolution Agent: Widely used for the separation of racemic mixtures of amines, amino acids, and other basic compounds.
• Asymmetric Catalysis: Employed as a chiral Brønsted acid catalyst in a variety of enantioselective synthetic reactions, including Mannich reactions and aldol condensations.
• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs) where specific optical purity is mandated.
• Optical Brightener Production: Used in the manufacture of certain classes of optical brightening agents and fluorescent compounds.
• Polymerization Catalyst: Functions as an efficient catalyst in the ring-opening polymerization (ROP) of lactones and other monomers.
• Analytical Chemistry: Serves as a chiral selector or mobile phase additive in chromatographic methods like HPLC for enantiomer separation.

Basic Information

Product Name	L-(+)-Camphorsulfonic Acid
CAS No.	61380-66-3
Molecular Formula	C10H16O4S
Molecular Weight	232.30 g/mol
Synonyms	(1S,4S)-1,7,7-Trimethylbicyclo[2.2.1]heptane-2-sulfonic acid; (+)-Camphor-10-sulfonic acid; D-Camphorsulfonic acid; (1S)-(+)-10-Camphorsulfonic acid; L-CSA; (+)-CSA; (1S,4S)-Camphorsulfonic Acid; L-Camphorsulphonic Acid
EINECS	Contact for details

Quality Control

Our L-(+)-Camphorsulfonic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing to ensure it meets high-purity standards suitable for pharmaceutical and fine chemical applications. Certificates of Analysis (COA) detailing purity, optical rotation, and impurity profiles are provided with every shipment to guarantee batch-to-batch consistency and traceability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive); ensure containers are sealed immediately after use to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.5%
Specific Optical Rotation [α]20/D	+19.0° to +22.0° (c=10 in H2O)
Loss on Drying	≤ 0.5%
Residue on Ignition (Sulfated Ash)	≤ 0.1%
Heavy Metals (as Pb)	≤ 20 ppm

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