27815

p-Toluenesulfonic acid monohydrate

≥99% (calc. to H₂O free subst.)

• 동의어(들): 4-Methylbenzenesulfonic acid monohydrate, 4-Toluenesulfonic acid monohydrate, PTSA monohydrate, TsOH monohydrate
• Linear Formula: CH₃C₆H₅SO₃H · H₂O
• CAS Number: 6192-52-5
• Molecular Weight: 190.22
• 색상 지수 번호: 42655
• Beilstein: 3568023
• EC Number: 203-180-0
• MDL number: MFCD00142137
• UNSPSC 코드: 12352106
• PubChem Substance ID: 57648235
• NACRES: NA.22

속성

• Quality Level: 200
• 분석: ≥99% (calc. to H₂O free subst.)
• 양식: solid
• 불순물: ≥85% toluene-4-solfonic acid; 8-12% water (Karl Fischer)
• 무기 잔류물: ≤0.5%
• SMILES string: O.Cc1ccc(cc1)S(O)(=O)=O
• InChI: 1S/C7H8O3S.H2O/c1-6-2-4-7(5-3-6)11(8,9)10;/h2-5H,1H3,(H,8,9,10);1H2
• InChI key: KJIFKLIQANRMOU-UHFFFAOYSA-N

설명

일반 설명

p-Toluenesulfonic acid monohydrate, an oxonium salt, is an inexpensive and easy-to-handle organic catalyst used in organic synthesis.

애플리케이션

p-Toluenesulfonic acid monohydrate is a catalyst in esterification, reductive amination, Biginelli reaction, and intermolecular coupling of the aromatic nucleus. It is also used in the preparation of various bioactive compounds via multicomponent condensation reactions.

안전성 정보

• 픽토그램: GHS05,GHS07
• 신호어: Danger
• 유해 및 위험 성명서: H314,H335
• 예방조치 성명서: P260 - P271 - P280 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338
• Hazard Classifications: Eye Dam. 1 - Skin Corr. 1C - STOT SE 3
• 표적 기관: Respiratory system
• Storage Class Code: 8A - Combustible corrosive hazardous materials
• WGK: WGK 1
• Flash Point (°F): Not applicable
• Flash Point (°C): Not applicable