CAS 4083-64-1: p-Toluenesulfonyl isocyanate
Formula:C8H7NO3S
InChI:InChI=1S/C8H7NO3S/c1-7-2-4-8(5-3-7)13(11,12)9-6-10/h2-5H,1H3
InChI key:InChIKey=VLJQDHDVZJXNQL-UHFFFAOYSA-N
SMILES:O=C=NS(=O)(=O)C1=CC=C(C=C1)C
- Synonyms:
- 4-Methylbenzenesulfonyl Isocyanate
- 4-Methylphenylsulfonyl isocyanate
- 4-Toluenesulfonyl isocyanate
- 4-Toluolsulfonyl isocyanate
- Additive TI
- Benzenesulfonyl isocyanate, 4-methyl-
- HK-additive TI
- Isocyanic acid, anhydride with p-toluenesulfonic acid
- Ptsi
- Toluenesulfonyl isocyanate
- See more synonyms
- Tosyl isocyanate
- p-Methylbenzenesulfonyl isocyanate
- p-Methylphenylsulfonyl isocyanate
- p-Methylphenylsulfonyl lsocyanate
- p-Toluenesulfonic acid, anhydride with isocyanic acid
- p-Tosyl isocyanate
- p-Toluenesulfonyl isocyanate

p-Toluenesulfonyl Isocyanate
CAS:4083-64-1
Formula:
C8H7NO3S
Purity:
>95.0%(T)
Color and Shape:
Colorless to Almost colorless clear liquid
Molecular weight:
197.21
Ref: 3B-T0998
25g | 27.00 € | ||
100g | 47.00 € | ||
500g | 128.00 € |
Estimated delivery in United States, on Monday 17 Mar 2025

p-Toluenesulfonyl isocyanate, 95%
CAS:4083-64-1
It is a reagent used to prepare acetylated syn-1,2-diols,oxazolidin-2-ones, 2,3-diamino acids, and N-tosylcarbonamides. -Toluenesulfonyl isocyanate …
Formula:
C8H7NO3S
Purity:
95%
Color and Shape:
Clear colorless to pale yellow, Liquid
Molecular weight:
197.21
Ref: 02-A17492
25g | To inquire | ||
100g | 51.00 € | ||
500g | 146.00 € |
Estimated delivery in United States, on Tuesday 18 Mar 2025

Tosyl Isocyanate
CAS:4083-64-1
Formula:
C8H7NO3S
Purity:
96%
Color and Shape:
Liquid
Molecular weight:
197.21107999999998
Ref: IN-DA003UUB
25g | 24.00 € | ||
100g | 32.00 € | ||
200g | 46.00 € | ||
300g | 63.00 € | ||
500g | 74.00 € |
Estimated delivery in United States, on Monday 24 Mar 2025

p-Toluenesulfonyl isocyanate, 96%, AcroSeal™
CAS:4083-64-1
This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. …
Purity:
96%
Color and Shape:
Clear liquid
Ref: AC-43076
100ml | 46.00 € |
Estimated delivery in United States, on Thursday 27 Mar 2025

p-Toluenesulfonyl isocyanate, 96%
CAS:4083-64-1
This Thermo Scientific Chemicals brand product was originally part of the Acros Organics product portfolio. …
Purity:
96%
Color and Shape:
Clear colorless to yellow, Liquid
Ref: AC-18307
25ml | To inquire | ||
100ml | 83.00 € | ||
500ml | To inquire |
Estimated delivery in United States, on Thursday 27 Mar 2025

4-Methylbenzene-1-sulphonyl isocyanate
CAS:4083-64-1
Formula:
C8H7NO3S
Purity:
98%
Color and Shape:
clear. colourless liquid
Molecular weight:
197.21g/mol
Ref: 54-OR28867
500g | 86.00 € | ||
2.5kg | 345.00 € |
Estimated delivery in United States, on Monday 31 Mar 2025

P-Toluenesulfonyl isocyanate
CAS:4083-64-1
Purity:
95.0%
Color and Shape:
Liquid
Molecular weight:
197.2100067138672
Ref: 10-F494399
25g | 24.00 € |
Estimated delivery in United States, on Thursday 3 Apr 2025

p-Toluenesulfonyl Isocyanate
Controlled ProductCAS:4083-64-1
Applications p-Toluenesulfonyl Isocyanate has been used to react with a prepolymer with the OH-functionality. Not …
Formula:
C8H7NO3S
Color and Shape:
Neat
Molecular weight:
197.21
Ref: TR-T535960
1g | 235.00 € | ||
5g | 262.00 € | ||
25g | 303.00 € |
Estimated delivery in United States, on Monday 14 Apr 2025

p-Toluenesulfonyl-d7 Isocyanate
Controlled ProductCAS:4083-64-1
Formula:
C8D7NO3S
Color and Shape:
Neat
Molecular weight:
204.254
Ref: TR-T535962
250mg | 9,788.00 € |
Estimated delivery in United States, on Tuesday 6 May 2025

p-Toluenesulfonyl isocyanate
CAS:4083-64-1
Please enquire for more information about p-Toluenesulfonyl isocyanate including the price, delivery time and more …
Formula:
C8H7NO3S
Purity:
Min. 96 Area-%
Color and Shape:
Clear Liquid
Molecular weight:
197.21 g/mol
Ref: 3D-FT04160
1kg | To inquire | ||
500g | To inquire |
Estimated delivery in United States, on Monday 5 May 2025