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Hexamethyldisilazane CAS 999-97-3

  • Hexamethyldisilazane CAS 999-97-3

Hexamethyldisilazane CAS 999-97-3

Common Name Hexamethyldisilazane
CAS Number 999-97-3
Molecular Weight 161.393
Density 0.8±0.1 g/cm3
Boiling Point 126.0±9.0 °C at 760 mmHg
Molecular Formula C6H19NSi2
Melting Point -78 °C
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Product Introduction

Names

Namehexamethyldisilazane
SynonymMore Synonyms

Chemical & Physical Properties

Density0.8±0.1 g/cm3
Boiling Point126.0±9.0 °C at 760 mmHg
Melting Point-78 °C
Molecular FormulaC6H19NSi2
Molecular Weight161.393
Flash Point30.0±18.7 °C
Exact Mass161.105606
PSA12.03000
LogP2.32
Vapour Pressure11.9±0.2 mmHg at 25°C
Index of Refraction1.404
InChIKeyFFUAGWLWBBFQJT-UHFFFAOYSA-N
SMILESC[Si](C)(C)N[Si](C)(C)C
Water SolubilityREACTS

MSDS

Hexamethyldisilazane MSDS(Chinese)

Toxicological Information

CHEMICAL IDENTIFICATION

  • RTECS NUMBER :
  • JM9230000
  • CHEMICAL NAME :
  • Disilazane, 1,1,1,3,3,3-hexamethyl-
  • CAS REGISTRY NUMBER :
  • 999-97-3
  • LAST UPDATED :
  • 199710
  • DATA ITEMS CITED :
  • 17
  • MOLECULAR FORMULA :
  • C6-H19-N-Si2
  • MOLECULAR WEIGHT :
  • 161.44
  • WISWESSER LINE NOTATION :
  • 1-SI-1&1&M-SI-1&1&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

  • TYPE OF TEST :
  • Standard Draize test
  • ROUTE OF EXPOSURE :
  • Administration onto the skin
  • SPECIES OBSERVED :
  • Rodent - rabbit
  • REFERENCE :
  • NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0533941 ** ACUTE TOXICITY DATA **
  • TYPE OF TEST :
  • LD50 - Lethal dose, 50 percent kill
  • ROUTE OF EXPOSURE :
  • Oral
  • SPECIES OBSERVED :
  • Rodent - rat
  • DOSE/DURATION :
  • 850 mg/kg


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