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CAS 35963-20-3 Pharmaceutical Intermediate Camphor Sulfonic Acid White Columnar Crystals

Place of Origin China
Brand Name N/A
Certification COA
Model Number SFC190
Minimum Order Quantity 1kg
Price USD1,500-USD2,150/kg
Packaging Details 20kg or 25kg/drum
Delivery Time 5-8 working days
Payment Terms T/T, L/C, D/A, D/P, Western Union
Supply Ability 5000kg/month

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Product Details
Purity ≥99.0% MF C10H16O4S
MW 232.3 CAS 35963-20-3
Appearance White Crystal Powder Application Pharmaceutical Intermediate
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Columnar Crystals Camphor sulfonic acid


35963-20-3 pharmaceutical intermediate


COA Camphor sulfonic acid

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Product Description

(-)-CSA CAS 35963-20-3 L-(-)Camphorsulfonic acid Purity ≥99.0% White Crystal Powder




CAS 35963-20-3
Purity ≥99.0%
MF C10H16O4S
MW 232.3
Appearance White crystal powder
Application pharmaceutical intermediate





Camphor sulfonic acid includes L-camphor sulfonic acid, D-camphor sulfonic acid and racemic camphor sulfonic acid these three isomers.
It is a kind of white columnar crystals with the melting point of 193°C (decomposition). [α]D20+24° (water). It is Slightly soluble in ethanol, insoluble in ether, soluble in sodium hydroxide and sodium carbonate solution. L-camphor sulfonic acid could be produced from reaction between camphor, sulfuric acid and acetic anhydride.It has a lot of functions such as exciting the respiratory center, the vascular movement center and myocardium. Its sodium salt plays pharmaceutical role in medicine.
Camphor sulfonic acid sodium salt is a kind of white crystalline powder. It is odorless and tastes bitter and then sweet. It is easily absorb moisture and easily dissolve in the water and hot ethanol. So it should be shading confined preservation. it can Directly excite the medulla oblongata respiratory center and vascular movement center, and quicken and deepen the breath, rise the blood pressure; it also can directly excite the myocardium and strength the contraction of cardiac muscle as well as could increase the output.
It is applied the treatment of infectious disease, as well as the disease like central inhibition of poisoning caused by respiratory depression, fatigue, high fever, poisoning, heat stroke and other acute heart failure.



1. Quick lead time

2. Low MOQ

3. Quality assured with COA

4. Full experience in shipping

5. Free consulting service

6. custom service welcome




Q1: What is your regular lead time for sample and official order?

A1: Sample lead time 5-7 days. Official order lead time 14-21 days.


Q2: What is your MOQ?

A2: MOQ usually is 1kg.


Q3: How you control product quality?

A3: From raw material inspection, dupro inspection to final product inspection are executed strictly.




Item Photo

CAS 35963-20-3 Pharmaceutical Intermediate Camphor Sulfonic Acid White Columnar Crystals 0

CAS 35963-20-3 Pharmaceutical Intermediate Camphor Sulfonic Acid White Columnar Crystals 1