147923

Camphor-10-sulfonic acid (β)

98%

• 동의어(들): CSA
• 실험식(Hill 표기법): C₁₀H₁₆O₄S
• CAS Number: 5872-08-2
• Molecular Weight: 232.30
• Beilstein: 3205973
• EC Number: 227-527-0
• MDL number: MFCD00074827
• UNSPSC 코드: 12352106
• PubChem Substance ID: 24848866
• NACRES: NA.22

속성

• Quality Level: 200
• 분석: 98%
• 양식: solid
• mp: 203-206 °C (dec.) (lit.)
• 작용기: 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

설명

일반 설명

Camphorsulfonic acid is a organosulphur compound.

애플리케이션

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.

안전성 정보

• 픽토그램: GHS05
• 신호어: Danger
• 유해 및 위험 성명서: H314
• 예방조치 성명서: P260 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338 - P363
• Hazard Classifications: Skin Corr. 1B
• Storage Class Code: 8A - Combustible corrosive hazardous materials
• WGK: WGK 3
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable
• 개인 보호 장비: Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges