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Isocyanates

Organic compounds that contain a nitrogen atom bonded to a carbon atom that is bonded to an oxygen atom, both bonds are double bonds, in the following structure: R-N=C=O, where R is any carbon chain or group.
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Keyword Search:
1 – 15 of 72 results
1

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
2

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.

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3

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
4

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))
5

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))
6

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.)
7

Sigma Aldrich Hexyl 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 162°C to 164°C (lit.)
Percent Purity 97%
Linear Formula CH3(CH2)5 NCO
CAS 2525-62-4
Molecular Weight (g/mol) 127.18
MDL Number MFCD00037047
Refractive Index n20/D 1.421 (literature)
Recommended Storage Room Temperature
Molecular Formula C7H13NO
EINECS Number 219-763-8
Density 0.873 g/mL (at 25°C (literature))
8

Sigma Aldrich 2-Fluorophenethylamine

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 52721-69-4
9

Sigma Aldrich Phenyl 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 162°C to 163°C (lit.)
Linear Formula C6H5NCO
Molecular Weight (g/mol) 119.12
Density 1.096 g/mL (at 25°C (literature))
Percent Purity ≥98%
CAS 103-71-9
MDL Number MFCD00001994
Refractive Index n20/D 1.535 (literature)
Synonym Isocyanatobenzene; PhNCO
RTECS Number DA3675000
Recommended Storage 2°C to 8°C
Molecular Formula C7H5NO
EINECS Number 203-137-6
Melting Point -30°C (lit.)
10

Sigma Aldrich 2-Chloro-4-nitrophenol

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 619-08-9
11

Sigma Aldrich 3-(N-acetyl)-N-(tert-pentyl)aniline

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.

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12

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
13

Sigma Aldrich 2-(4-Pyridyl)-4-(4-hydroxyphenyl)thiazole

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.

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14

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)
15

Sigma Aldrich 3,6-Dichloro-2-(trifluoromethyl)pyridine

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 89719-91-5