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Isocyanates

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136 – 150 of 335 results
136

Sigma Aldrich Chloroacetyl isocyanate

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
Boiling Point 50°C to 55°C (20 mmHg)
Percent Purity ≥95%
Linear Formula ClCH2CONCO
CAS 4461-30-7
Molecular Weight (g/mol) 119.51
MDL Number MFCD00002034
Refractive Index n20/D 1.463 (literature)
Recommended Storage -20°C
Molecular Formula C3H2ClNO2
EINECS Number 224-715-4
Density 1.403 g/mL (at 25°C (literature))
137

Sigma Aldrich Tetradecyl isocyanate

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
CAS 4877-14-9
138

Sigma Aldrich 4-Methoxybenzyl isocyanate

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
Boiling Point 60°C to 66°C (0.6 mmHg)
Percent Purity 98%
Linear Formula CH3OC6H4CH2NCO
CAS 56651-60-6
Biological Activity Respiratory System
Molecular Weight (g/mol) 163.17
MDL Number MFCD00673064
Refractive Index n20/D 1.433 (literature)
Recommended Storage 2°C to 8°C
Molecular Formula C9H9NO2
Density 1.143 g/mL (at 25°C (literature))
139

Sigma Aldrich 4-Cyanophenyl isocyanate

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
Percent Purity 97%
Linear Formula NCC6H4NCO
CAS 40465-45-0
Molecular Weight (g/mol) 144.13
MDL Number MFCD00037038
Recommended Storage 2°C to 8°C
Molecular Formula C8H4N2O
EINECS Number 254-934-0
Melting Point 101°C to 104°C (lit.)
140

Sigma Aldrich 1-[2-(trifluoromethyl)pyridin-4-yl]piperazine

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
141

Sigma Aldrich 2-Fluorophenyl isocyanate

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
CAS 16744-98-2
142

Sigma Aldrich Trichloroacetyl isocyanate

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
Boiling Point 80°C to 85°C (20 mmHg)
Percent Purity ≥97.0% (GC)
Linear Formula Cl3CCONCO
CAS 3019-71-4
Molecular Weight (g/mol) 188.4
MDL Number MFCD00002033
Refractive Index n20/D 1.480 (literature); n20/D 1.480
Recommended Storage 2°C to 8°C
Molecular Formula C3Cl3NO2
EINECS Number 221-165-7
Density 1.581 g/mL (at 25°C (literature))
143

Sigma Aldrich 1-(3-Bromophenyl)cyclopropanecarboxylic acid

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
144

Sigma Aldrich Cyclohexyl isocyanate

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
Boiling Point 168°C to 170°C (lit.)
Percent Purity 98%
Linear Formula C6H11NCO
CAS 3173-53-3
Biological Activity Respiratory System
Molecular Weight (g/mol) 125.17
MDL Number MFCD00003840
Refractive Index n20/D 1.455 (literature)
RTECS Number NQ8650000
Recommended Storage Room Temperature
Molecular Formula C7H11NO
EINECS Number 221-639-3
Density 0.98 g/mL (at 25°C (literature))
145

Sigma Aldrich 3-(Chloromethyl)-1-ethyl-1H-pyrazole hydrochloride

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
146

Sigma Aldrich Ethyl isocyanatoformate

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
CAS 19617-43-7
147

Sigma Aldrich Hexamethylene diisocyanate

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
Boiling Point 82°C to 85°C (0.1 mmHg)
Linear Formula OCN(CH2)6 NCO
Molecular Weight (g/mol) 168.19
Density 1.047 g/mL (at 20°C)
Percent Purity ≥98.0% (GC)
CAS 822-06-0
Biological Activity Respiratory system
MDL Number MFCD00002047
Refractive Index n20/D 1.453
Synonym 1,6-Diisocyanatohexane
RTECS Number MO1740000
Recommended Storage Room Temperature
Molecular Formula C8H12N2O2
EINECS Number 212-485-8
148

Sigma Aldrich Isophorone diisocyanate

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
Boiling Point 158°C to 159°C (15 mmHg)
Percent Purity 98%
Linear Formula OCNC6H7(CH3)3 CH2NCO
Biological Activity Respiratory system
Molecular Weight (g/mol) 222.28
MDL Number MFCD00064956
Refractive Index n20/D 1.484 (literature)
Synonym 5-Isocyanato-1-(isocyanatomethyl)-1,3,3-trimethylcyclohexane
RTECS Number NQ9370000
Recommended Storage Room Temperature
Molecular Formula C12H18N2O2
EINECS Number 223-861-6
Density 1.049 g/mL (at 25°C)
149

Sigma Aldrich 4,4,4-Trifluorobutyric acid

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS
CAS 406-93-9
150

Sigma Aldrich 4-Ethoxypiperidine hydrochloride hydrate

MilliporeSigma Sigma Organics products encompass a wide range of quality reagents, solvents, catalysts, and building blocks for organic synthesis. From benchtop discovery to process development and scale-up, Sigma Organics solutions are built to meet the needs of synthetic chemists.

ENCOMPASS