Camphor-10-sulfonic acid (β)

Description	Camphorsulfonic acid is a organosulphur compound.
IUPAC Name	(7,7-dimethyl-2-oxo-1-bicyclo[2.2.1]heptanyl)methanesulfonic acid
Molecular Weight	232.3
Molecular Formula	C10H16O4S
Canonical SMILES	[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
Melting Point	203-206 °C (dec.) (lit.)
Application	Camphor-10-sulfonic acid (β) (CSA) is extensively used as an acid catalyst.• It can be used in a catalytic amount to protect hydroxyl groups as tetrahydropyranyl (THP) ethers using dihydropyran.• It also catalyzes the protection of ketones as ketals.• It is a useful catalyst for the intramolecular ring opening of epoxides.• CSA can also be used to catalyze nucleophile-promoted alkyne-iminium cyclization in the total synthesis of pumiliotoxin A.
Storage	room temp
Assay	0.98
BeilsteinREAXYS Number	3205973
EC Number	227-527-0
MDL Number	MFCD00074827
Packaging	100, 500 g in glass bottle
Quality Level	200