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Merck
CN

92760

Sigma-Aldrich

(Trimethylsilyl)isocyanate

technical, ≥95% (GC)

Synonym(s):

Isocyanatotrimethylsilane

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About This Item

Linear Formula:
(CH3)3SiNCO
CAS Number:
Molecular Weight:
115.21
Beilstein:
1744962
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
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grade

technical

Assay

≥95% (GC)

refractive index

n20/D 1.396 (lit.)
n20/D 1.397

bp

90-92 °C (lit.)

density

0.851 g/mL at 25 °C (lit.)

storage temp.

2-8°C

SMILES string

[Na+].[Na+].[Na+].[Na+].Oc1c(\N=N\c2ccc(cc2S([O-])(=O)=O)\N=N\c3ccc(cc3)S([O-])(=O)=O)c4ccc(cc4cc1S([O-])(=O)=O)S([O-])(=O)=O
C[Si](C)(C)N=C=O

InChI

1S/C4H9NOSi/c1-7(2,3)5-4-6/h1-3H3

InChI key

NIZHERJWXFHGGU-UHFFFAOYSA-N

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Other Notes

Versatile reactive organic isocyanate; preparation of primary amines from Grignard reagents or from organo-lithiums

Disclaimer

may become turbid on storage

Signal Word

Danger

Hazard Classifications

Acute Tox. 3 Inhalation - Eye Irrit. 2 - Flam. Liq. 2 - Resp. Sens. 1 - Skin Sens. 1 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

23.0 °F - closed cup

Flash Point(C)

-5 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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Certificates of Analysis (COA)

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Find documentation for the products that you have recently purchased in the Document Library.

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A.C. Curran et al.
Journal of the Chemical Society. Perkin Transactions 1, 983-983 (1976)
K.A. Parker et al.
Tetrahedron Letters, 981-981 (1975)

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