Bis(trimethylsilyl)carbodiimide

C₇H₁₈N₂Si₂CAS 1000-70-0186.41 g/mol

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Properties

Molecular formula: C₇H₁₈N₂Si₂
Molar mass: 186.41 g/mol
Exact mass: 186.1009 Da
Density: 0.82 g/mL
Melting point: −23 °C
Boiling point: 164 °C
logP: 2.83Crippen estimate
Polar surface area: 24.7 Å²
H-bond donors / acceptors: 0 / 2
Rotatable bonds: 2

Hazards

Danger

H225 Highly Flammable liquid and vapor86.7% of notifiers
H226 Flammable liquid and vapor13.3% of notifiers
H302 Harmful if swallowed100% of notifiers
H315 Causes skin irritation100% of notifiers
H319 Causes serious eye irritation100% of notifiers
H335 May cause respiratory irritation97.8% of notifiers

Aggregated from 45 ECHA notifications, via PubChem; a share says how many notifiers assign that statement.

Precautionary statements

P210, P233, P240, P241, P242, P243, P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P370+P378, P403+P233, P403+P235, P405, P501

Identifiers

CAS number

1000-70-0

SMILES

C[Si](C)(C)N=C=N[Si](C)(C)C

InChIKey

KSVMTHKYDGMXFJ-UHFFFAOYSA-N

InChI

InChI=1S/C7H18N2Si2/c1-10(2,3)8-7-9-11(4,5)6/h1-6H3

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Names and synonyms

8 names

Silanamine, N,N′-methanetetraylbis[1,1,1-trimethyl-
Carbodiimide, bis(trimethylsilyl)-
N,N′-Methanetetraylbis[1,1,1-trimethylsilanamine]
N,N′-Bis(trimethylsilyl)carbodiimide
N,N-Bis(trimethylsilyl)carbodiimide
1,3-Bis(trimethylsilyl)carbodiimide
N,N′-Methanetetraylbis[1,1,1-trimethylsilylamine]
2,2,6,6-Tetramethyl-3,5-diaza-2,6-disilahepta-3,4-diene

Safety data sheets

One stored sheet lists this compound in section 3, matched by the CAS number 1000-70-0. Each row opens the sheet with its composition and PDF.

Bis(trimethylsilyl)carbodiimide > 95 %Fisher Scientific · 2025-12-22

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Work with Bis(trimethylsilyl)carbodiimide

Predict the NMR spectrum1H and 13C shifts with multiplicities Make a solutionWhat to weigh for any molarity and volume Check drug-likenessLipinski, Veber and lead-likeness Boiling point under vacuumAt any pressure, from its normal boiling point Isotope patternExact mass and the mass spectrum pattern

Similar compounds

Trimethylsilyl isocyanate1118-02-150 % similar Trimethylsilyl isothiocyanate2290-65-550 % similar Trimethylsilyl azide4648-54-835 % similar

Tanimoto similarity of circular fingerprints over the whole catalogue. All similar compounds

Elsewhere

PubChem CAS Common Chemistry NIST WebBook