Project Description

Chemical NameHexamethyldisilazane
CAS No.999-97-3
Molecular Formula:C6H19NSi2
EINECS213-668-5
Molecular Weight:161.39
Applications:

1.It is mainly used as adhesion promoter and also used as an additive for functional

silicones and pharmaceutical synthesis.

It can be used in fillers surface treatment.

1. Silylation of synthetic process of Amikacin, penicillins, cephalosporins, fluorouracil and Penicillin derivatives.
2. Surface treatment of Diatomite, white carbon black, titanium powder. bonding agent of light etching agent in Semiconductor industry.
3. Can be used fin vinyl silicone rubber in order to improve the tearing strength, Also can be used as a hydrophobic treatment agent of white carbon black and hydroxy protective agent of antibiotics.

Synonyms: ((CH3)3Si)2NH;1,1,1,3,3,3-hexamethyl-disilazan ;1,1,1-trimethyl-n-(trimethylsilyl)-silanamin ;Disilazane, 1,1,1,3,3,3-hexamethyl-;hexamethyldisilazane(hmds) ;hexamethylsilazane ;sz6079 ;Trimethyl-N-(trimethylsilyl)silanamine

Appearance:  a colorless to light yellow clear liquid.

Contact us for HMDS  Hexamethyl disilazane CAS 999-97-3 MSDS -Material Safety Data Sheet  and Safety Organic Silicone Chemicals hexamethyldisilazane(HMDS) CAS: 999-97-3 COA-Certificate of Analysis, Product Data Sheet – in PDF Document.

China HMDS Supplier,Hexamethyl disilazane Manufacturers with REACH Registration,China CAS 999-97-3 Supplier, 1,1,1,3,3,3-Hexamethyldisilazane(HMDS) Suppliers, EINECS: 213-668-5 Supplier

Supply Ability: 800 Metric Ton/Metric Tons per Month

Melting point:-78 °C
Boiling point:125 °C(lit.)
Density0.774 g/mL at 25 °C(lit.)
refractive indexn20/D 1.407(lit.)
Flash point:57.2 °F
storage temp.2-8°C
solubilityMiscible with acetone, benzene, ethyl ether, heptane and perchloroethylene.
pka30(at 25℃)
formLiquid
colorColorless
explosive limit0.8-25.9%(V)
Water SolubilityREACTS
SensitiveMoisture Sensitive

Symbol(GHS) 

GHS02,GHS06,GHS05
Signal word 
Danger
Hazard statements 
H302-H314-H318-H331-H225-H302+H332-H311-H412
Precautionary statements 
P210-P261-P273-P280-P302+P352+P312-P304+P340+P312-P260h-P303+P361+P353-P305+P351+P338-P405-P501a
Hazard Codes 
F,C,Xn
Risk Statements 
11-20/21/22-34-52/53
Safety Statements 
16-26-36/37/39-45-61
RIDADR 
UN 3286 3/PG 2
WGK Germany 
2
RTECS 
JM9230000
21
Hazard Note 
Flammable
TSCA 
Yes
HazardClass 
3
PackingGroup 
II
Toxicity
LDLO i.p. in mice: 650 mg/kg (Petrarch Systems Inc. Product Information Sheets)

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