Trifluoroacetic acid

• Catalog No.: 34957
• CAS Number: 76-05-1
• M. F.: C2HF3O2
• M. W.: 114.0233496
• Purity: 99.8% (alkalimetric)

SYNONYMS

• Title: 三氟乙酸
• IUPAC name: trifluoroacetic acid
• IUPAC Traditional name: trifluoroacetic acid
• Synonyms: TFA

DATABASE IDS

• MDL Number: MFCD00004169
• EC Number: 200-929-3
• Beilstein Number: 742035
• CAS Number: 76-05-1

PROPERTIES

• Grade: SPECTRANAL™
• Impurities: ≤0.005% non-volatile matter
• Impurities: ≤0.05% water (Karl Fischer)
• Linear Formula: CF3COOH
• Purity: 99.8% (alkalimetric)
• Suitability: passes test for IR spectroscopy
• Suitability: passes test for suitability for UV spectroscopy
• Boiling Point: 72.4 °C(lit.)
• Density: 1.489 g/mL at 20 °C(lit.)
• Melting Point: -15.4 °C(lit.)
• Refractive Index: n20/D 1.3(lit.)
• Transmittance: 265 nm, ≥20%
• Transmittance: 305 nm, ≥75%
• Transmittance: 320 nm, ≥90%
• Vapor Density: 3.9 (vs air)
• Vapor Pressure: 97.5 mmHg ( 20 °C)
• GHS Signal Word: Danger
• GHS Hazard statements: H314-H332-H412
• European Hazard Symbols: Corrosive (C)
• Personal Protective Equipment: Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
• GHS Precautionary statements: P273-P280-P305 + P351 + P338-P310
• RID/ADR: UN 2699 8/PG 1
• Risk Statements: 20-35-52/53
• RTECS: AJ9625000
• Safety Statements: 9-26-27-28-45-61
• Hazard Class: 8
• UN Number: 2699
• Packing Group: 1
• German water hazard class: 2

DETAILS

Description (English)

Other Notes
The effect of changing the direction of TFA delivery when sequencing proteins or peptides from PVDF membranes1.
Legal Information
SPECTRANAL is a trademark of Sigma-Aldrich Laborchemikalien GmbH

Description (简体中文)

Other Notes
在对 PVDF 膜的蛋白质或肽进行测序时,影响 TFA 输送方向的改变1。
法律信息
SPECTRANAL 商标 Sigma-Aldrich Laborchemikalien GmbH