D-Camphorsulfonic acid CAS 3144-16-9
Ethyl vinyl ether cas 109-92-2
20 5 月, 20204-Chlorobenzotrifluoride CAS 98-56-6
20 5 月, 2020
D-Camphorsulfonic acid (CAS 3144-16-9) Typical Properties
| Item | Specifications |
| Appearance | White to off-white crystalline powder |
| Assay | 99.0% min |
| Melting point | 193.0~202.0℃ |
| Specific rotation | – 1.0 ~ + 1.0° |
| Loss on drying | 1.00% max |
| Iron | 20ppm max |
| Monomethylamine % | 0.001 |
What is the difference between L-Camphorsulfonic acid and D-Camphorsulfonic acid?
D camphorsulfonic acid
Quality Standard:
Appearance White or almost white crystalline powder
Content ≥99.0%
Loss on drying ≤2.0%
Burning residue ≤0.5%
Specific rotation + 21 ° ~ (+23) ° (C = 5, 1NHCl)
Melting point 197-200 ℃
Uses: Organic synthesis intermediate, resolving agent.
L-Camphorsulfonic acid
Quality Standard:
Appearance White or almost white crystalline powder
Content ≥99.0%
Loss on drying ≤2.0%
Burning residue ≤0.5%
Specific rotation -21 ° ~ (-23) ° (C = 5, 1NHCl)
Melting point 197-200 ℃
Uses: Used for racemization of optical isomers.
D-Camphorsulfonic acid (CAS 3144-16-9) Usage
- D-Camphorsulfonic acid can be used as an intermediate in organic synthesis and as a resolving agent.
- D-Camphorsulfonic acid can be used as a catalyst for dipeptide coupling.
- D-Camphorsulfonic acid can be used for the resolution of pharmaceutical intermediates or isomer products.
D-Camphorsulfonic acid (CAS 3144-16-9) Packaging and Shipping
Packing: 25KG/ drum
Delivery: 7-10 days after receipt the payment.
D-Camphorsulfonic acid (CAS 3144-16-9) Storage
The package is complete and lightly loaded; the warehouse is ventilated, away from open flames, high temperature, and stored separately from oxidants and acids.