This is a racemic mixture.
147923
Camphor-10-sulfonic acid (β)
98%
Synonym(s):
CSA
About This Item
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Quality Level
assay
98%
form
solid
mp
203-206 °C (dec.) (lit.)
functional group
ketone
sulfonic acid
SMILES string
[H][C@@]12CC[C@@](CS(O)(=O)=O)(C(=O)C1)C2(C)C
InChI
1S/C10H16O4S/c1-9(2)7-3-4-10(9,8(11)5-7)6-15(12,13)14/h7H,3-6H2,1-2H3,(H,12,13,14)/t7-,10-/m1/s1
InChI key
MIOPJNTWMNEORI-GMSGAONNSA-N
1 of 4
This Item | 21360 | 21365 | 374121 |
---|---|---|---|
assay 98% | assay ≥98.0% (T) | assay ≥98.0% (T) | assay 98% |
Quality Level 200 | Quality Level 200 | Quality Level 200 | Quality Level 200 |
form solid | form solid | form - | form - |
mp 203-206 °C (dec.) (lit.) | mp ~200 °C (dec.) (lit.) | mp - | mp 117-121 °C (lit.) |
functional group ketone | functional group ketone, sulfonic acid | functional group ketone, sulfonic acid | functional group bromo, ketone, sulfonic acid |
General description
Application
- It can be used in a catalytic amount to protect hydroxyl groups as tetrahydropyranyl (THP) ethers using dihydropyran.[2]
- It also catalyzes the protection of ketones as ketals.[3]
- It is a useful catalyst for the intramolecular ring opening of epoxides.[4]
- CSA can also be used to catalyze nucleophile-promoted alkyne-iminium cyclization in the total synthesis of pumiliotoxin A.[5]
signalword
Danger
hcodes
Hazard Classifications
Skin Corr. 1B
Storage Class
8A - Combustible corrosive hazardous materials
wgk_germany
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges
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Does product 147923, Camphor-10-sulfonic acid (β), consist of a racemic mixture of R and S camphor-10-sulphonic acid?
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