1,3-Bis(chloromethyl)-1,1,3,3-tetra methyldisilazane

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Names

[ CAS No. ]:
14579-91-0

[ Name ]:
1,3-Bis(chloromethyl)-1,1,3,3-tetra methyldisilazane

[Synonym ]:
Tetramethyl-1,3-bis(chloromethyl)disilazane
MFCD00000876
Silanamine, 1-(chloromethyl)-N-[(chloromethyl)dimethylsilyl]-1,1-dimethyl-
EINECS 238-622-1
Silanamine, 1- (chloromethyl)-N-[(chloromethyl)dimethylsilyl]-1,1-dimethyl-
chloro-[[[chloromethyl(dimethyl)silyl]amino]-dimethylsilyl]methane
1-(Chloromethyl)-N-[(chloromethyl)(dimethyl)silyl]-1,1-dimethylsilanamine
1,3-Bis(chloroMethyl)tetraMethyldisilazane

Chemical & Physical Properties

[ Density]:
1.0±0.1 g/cm3

[ Boiling Point ]:
204.0±0.0 °C at 760 mmHg

[ Molecular Formula ]:
C6H17Cl2NSi2

[ Molecular Weight ]:
230.283

[ Flash Point ]:
95.7±20.4 °C

[ Exact Mass ]:
229.027664

[ PSA ]:
12.03000

[ LogP ]:
2.79

[ Vapour density ]:
>1 (vs air)

[ Vapour Pressure ]:
0.3±0.4 mmHg at 25°C

[ Index of Refraction ]:
1.438

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
JM9210000
CHEMICAL NAME :
Disilazane, 1,3-bis(chloromethyl)-1,1,3,3-tetramethyl-
CAS REGISTRY NUMBER :
14579-91-0
LAST UPDATED :
199701
DATA ITEMS CITED :
3
MOLECULAR FORMULA :
C6-H17-Cl2-N-Si2
MOLECULAR WEIGHT :
230.32
WISWESSER LINE NOTATION :
G1-SI-1&1&M-SI-1&1&1G

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
250 mg/kg
TOXIC EFFECTS :
Immunological Including Allergic - decreased immune response
REFERENCE :
StoGD# Personal Communication from G.D. Stoner, Dept. of Community Medicine, School of Medicine, Univ. of California, La Jolla, CA 92037, May 25, 1975 Volume(issue)/page/year: 27MAY1975 ** TUMORIGENIC DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
40 mg/kg/I
TOXIC EFFECTS :
Tumorigenic - neoplastic by RTECS criteria Lungs, Thorax, or Respiration - tumors
REFERENCE :
JNCIAM Journal of the National Cancer Institute. (Washington, DC) V.1-60, 1940-78. For publisher information, see JJIND8. Volume(issue)/page/year: 54,495,1975

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H315-H319-H335

[ Precautionary Statements ]:
P261-P305 + P351 + P338

[ Personal Protective Equipment ]:
Eyeshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter

[ Hazard Codes ]:
Xi: Irritant;

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S26-S36

[ RIDADR ]:
UN 3265 8/PG 2

[ WGK Germany ]:
3

[ RTECS ]:
JM9210000

[ Packaging Group ]:
III

[ Hazard Class ]:
8

[ HS Code ]:
2931900090

Synthetic Route

Precursor & DownStream

Precursor

  • Chloro(chloromethyl)dimethylsilane
  • Hexamethyldisilazane

DownStream

  • chloromethyl-dimethyl-prop-2-ynoxysilane

Customs

[ HS Code ]: 2931900090

[ Summary ]:
2931900090. other organo-inorganic compounds. VAT:17.0%. Tax rebate rate:13.0%. Supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward). MFN tariff:6.5%. General tariff:30.0%

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