Basic information
- Name:
Methanesulfonic acid,1,1,1-trifluoro-, 1,1'-(1S)-[1,1'-binaphthalene]-2,2'-diyl ester
- Superlist Name:
- (S)-(+)-1,1'-Binaphthol-2,2'-bis(trifluoromethanesulfonate)
- CAS No.:
128544-05-8
- Molecular Structure:
![Molecular Structure of 128544-05-8 (Methanesulfonic acid,1,1,1-trifluoro-, 1,1'-(1S)-[1,1'-binaphthalene]-2,2'-diyl ester)](http://www.lookchem.com/300w/2010/074/128544-05-8.jpg)
- Formula:
- C22H12F6O6S2
- Molecular Weight:
- 550.45
- Synonyms:
- (S)-2,2'-Bis(trifluoromethanesulfonyloxy)-1,1'-binaphthalene;Methanesulfonicacid, trifluoro-, (1S)-[1,1'-binaphthalene]-2,2'-diyl ester (9CI);Methanesulfonic acid, trifluoro-, [1,1'-binaphthalene]-2,2'-diyl ester, (S)-;(S)-(+)-1,1'-Bi-2-naphthol bis(trifluoromethanesulfonate);(S)-2,2'-Bis(trifluoromethanesulfonyloxy)-1,1'-binaphthyl;(S)-BINOLbis(triflate);
- Density:
- 1.592 g/cm3
- Melting Point:
- 80-85 °C
- Boiling Point:
- 578.8 °C at 760 mmHg
- Flash Point:
- 303.9 °C
- Solubility:
- Insoluble in water
- Appearance:
- white to light yellow powder
- Hazard Symbols:
C, 
Xi, 
Xn- Risk Codes:
- 34-36/37/38-20/21/22
- Safety Description:
- 26-36/37/39-45-36 Details
- Transport Information:
- UN 3261 8/PG 2
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Chemistry
Systematic Name: 1,1'-Binaphthalene-2,2'-diyl bis(trifluoromethanesulfonate)
Synonyms of (S)-(+)-1,1'-Binaphthol-2,2'-bis(trifluoromethanesulfonate) (CAS NO.128544-05-8): (S)-1,1'-Binaphthalene-2,2'-diyl bis(trifluoromethanesulfonate) ; (S)-(+)-BINOL-TF2
CAS NO: 128544-05-8
Molecular Formula: C22H12F6O6S2
Molecular Weight: 550.45
Molecular Structure: 
H bond acceptors: 6
H bond donors: 0
Freely Rotating Bonds: 5
Polar Surface Area: 103.5 Å2
Index of Refraction: 1.596
Molar Refractivity: 117.67 cm3
Molar Volume: 345.8 cm3
Surface Tension: 49 dyne/cm
Density: 1.591 g/cm3
Flash Point: 303.9 °C
Enthalpy of Vaporization: 83.41 kJ/mol
Boiling Point: 578.8 °C at 760 mmHg
Vapour Pressure: 8.62E-13 mmHg at 25°C
Melting point :80-85 ºC
Water Solubility: Insoluble
Alpha : 145 º (c=1, CHCL3)
Appearance: (S)-(+)-1,1'-Binaphthol-2,2'-bis(trifluoromethanesulfonate) (CAS NO.128544-05-8) is white to light yellow powder.
Product Categories: API intermediates;Asymmetric Synthesis;Synthetic Organic Chemistry
Safety Profile
Hazard Codes: 
C,
Xi,Xn
Risk Statements: 34-36/37/38-20/21/22
R20/21/22: Harmful by inhalation, in contact with skin and if swallowed.
R36/37/38: Irritating to eyes, respiratory system and skin.
R34:Causes burns.
Safety Statements: 26-36/37/39-45
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39: Wear suitable protective clothing, gloves and eye/face protection.
S45: In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
RIDADR: UN 3261 8/PG 2
WGK Germany: 3
F: 10-21
Hazard Note: Irritant
Specification
General Information: As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear.
Extinguishing Media: Use foam, dry chemical, or carbon dioxide.
Handling: Do not breathe dust, vapor, mist, or gas. Do not get in eyes, on skin, or on clothing. Do not ingest or inhale. Use only in a chemical fume hood.
Storage: Store (S)-(+)-1,1'-Binaphthol-2,2'-bis(trifluoromethanesulfonate) (CAS NO.128544-05-8) in a cool, dry place. Store in a tightly closed container. Corrosives area.
