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Cas Database |
| Name |
2-Methyltetrahydrofuran-3-thiol |
EINECS | 260-572-4 |
| CAS No. | 57124-87-5 | Density | 1.03 g/cm3 |
| PSA | 48.03000 | LogP | 1.09360 |
| Solubility | insoluble in water | Melting Point |
N/A |
| Formula | C5H10OS | Boiling Point | 161.1 °C at 760 mmHg |
| Molecular Weight | 118.2 | Flash Point | 51.3 °C |
| Transport Information | N/A | Appearance | Colorless to light yellow liquid |
| Safety | 37/39-26-16-36-24/25-23 | Risk Codes | 36/38-10-36/37/38 |
| Molecular Structure |
|
Hazard Symbols |
 Xi
|
| Synonyms |
3-Furanthiol,tetrahydro-2-methyl- (9CI);2-Methyl-3-mercaptotetrahydrofuran;2-Methyl-tetrahydrofuran-3-mercaptan; |
Article Data | 3 |
2-Methyltetrahydrofuran-3-thiol Synthetic route
- 57124-87-5
3-mercapto-2-methyltetrahydrofuran
| Conditions | Yield |
|---|---|
| With acetic acid at 20℃; for 0.5h; | 87% |
- 30672-41-4
2-methyl-3-chlorotetrahydrofuran
- 10387-40-3
potassium thioacetate
A
- 57124-87-5
3-mercapto-2-methyltetrahydrofuran
| Conditions | Yield |
|---|---|
| With sodium methylate In N-methyl-acetamide; methanol; water | A 0.72 g (67%) B n/a |
- 1071-73-4
5-Hydroxy-2-pentanone
- 57124-87-5
3-mercapto-2-methyltetrahydrofuran
| Conditions | Yield |
|---|---|
| Multi-step reaction with 3 steps 1: phosphoric acid / 200 °C 2: piperidine / 1 h / 20 °C 3: acetic acid / 0.5 h / 20 °C View Scheme |
| Conditions | Yield |
|---|---|
| at 70℃; for 4h; | 94% |
- 1899-24-7
5-bromo-2-furancarboxaldehyde
- 57124-87-5
3-mercapto-2-methyltetrahydrofuran
| Conditions | Yield |
|---|---|
| With {NiBr2phan2}; zinc; caesium carbonate In water at 45℃; for 24h; Inert atmosphere; Sealed tube; | 74% |
- 1454920-50-3
2-(3-chlorophenyl)-2H-1,2,3-triazole 1-oxide
- 57124-87-5
3-mercapto-2-methyltetrahydrofuran
| Conditions | Yield |
|---|---|
| With nickel(II) sulphate; caesium carbonate; N,N`-dimethylethylenediamine In dimethyl sulfoxide at 60℃; for 18h; regioselective reaction; | 73% |
- 100-25-4
para-dinitrobenzene
- 57124-87-5
3-mercapto-2-methyltetrahydrofuran
| Conditions | Yield |
|---|---|
| With potassium phosphate; 18-crown-6 ether In tetrahydrofuran at 20℃; for 3h; | 69% |
- 57124-87-5
3-mercapto-2-methyltetrahydrofuran
- 1309112-23-9
ethyl 3-(2-methyltetrahydrofuran-3-ylthio)-8-oxo-8H-acenaphtho[1,2-b]pyrrole-9-carboxylate
| Conditions | Yield |
|---|---|
| In methanol; chloroform at 20℃; | 65% |
- 1431772-07-4
2-(4-methylphenyl)-1,2,3-triazole N-oxide
- 57124-87-5
3-mercapto-2-methyltetrahydrofuran
| Conditions | Yield |
|---|---|
| With nickel(II) sulphate; caesium carbonate; N,N`-dimethylethylenediamine In dimethyl sulfoxide at 60℃; for 12h; regioselective reaction; | 63% |
- 135248-89-4
Nα-fluoren-9-ylmethoxycarbonyl-L-cysteine
- 57124-87-5
3-mercapto-2-methyltetrahydrofuran
| Conditions | Yield |
|---|---|
| Stage #1: 3-mercapto-2-methyltetrahydrofuran With N-chloro-succinimide In dichloromethane at -50℃; for 0.25h; Stage #2: Nα-fluoren-9-ylmethoxycarbonyl-L-cysteine In tetrahydrofuran; dichloromethane at -50℃; for 2h; | 60.1% |
2-Methyltetrahydrofuran-3-thiol Chemical Properties
Molecular Structure of Pentitol,1,4-anhydro-2,5-dideoxy-3-thio- (CAS NO.57124-87-5):
.gif)
IUPAC Name: (2S,3S)-2-Methyloxolane-3-thiol
Empirical Formula: C5H10OS
Molecular Weight: 118.1973
Einecs: 260-572-4
Product Categories: THIOL ; API intermediates ; thiol Flavor ; Alphabetical Listings ; Flavors and Fragrances ; M-N
storage temp.: Flammables area
Water Solubility: insoluble
Freely Rotating Bonds: 1
Polar Surface Area: 34.53 Å2
Index of Refraction: 1.484
Molar Refractivity: 32.69 cm3
Molar Volume: 114.2 cm3
Polarizability: 12.96 ×10-24 cm3
Surface Tension: 31.1 dyne/cm
Density: 1.03 g/cm3
Flash Point: 51.3 °C
Enthalpy of Vaporization: 38.14 kJ/mol
Boiling Point: 161.1 °C at 760 mmHg
Vapour Pressure: 3.01 mmHg at 25 °C
Appearance: Colorless to light yellow liquid
2-Methyltetrahydrofuran-3-thiol Uses
Pentitol,1,4-anhydro-2,5-dideoxy-3-thio- (CAS NO.57124-87-5) is used as food additives.
2-Methyltetrahydrofuran-3-thiol Safety Profile
Hazard Codes: 
Xi
Risk Statements: 36/38-10-36/37/38
R36/38: Irritating to eyes and skin.
R10: Flammable.
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 37/39-26-16-36-24/25-23
S37/39: Wear suitable gloves and eye/face protection.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S16: Keep away from sources of ignition.
S36: Wear suitable protective clothing.
S24/25: Avoid contact with skin and eyes.
S23: Do not breathe vapour.
RIDADR: 1993
2-Methyltetrahydrofuran-3-thiol Specification
Pentitol,1,4-anhydro-2,5-dideoxy-3-thio- (CAS NO.57124-87-5), its Synonyms are 2-Methyl-3-mercaptotetrahydrofuran ; 2-Methyl-3-tetrahydrofuranthiol ; 3-Furanthiol, tetrahydro-2-methyl- ; 2-Methyltetrahydrofuran-3-thiol .
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