| 
1.
 
1.1
 
IDENTIFICATION
OF
THE
SUBSTANCE/MIXTURE
AND
OF
THE
COMPANY/UNDERTAKING
 
Product
identifiers
 
Product
name
 
Product
Number
 
Brand
 
CAS-No.
 
:
 
:
 
:
 
:
 
2-[(Trimethylsilyl)ethynyl]benzaldehyde
 
590614
 
Anonymous
 
77123-58-1
 
1.2
 
Relevant
identified
uses
of
the
substance
or
mixture
and
uses
advised
against
 
Identified
uses
 
:
 
Laboratory
chemicals,
Manufacture
of
substances 2. 
2.1
 
2.2
 
2.3
 
3.
 
3.1
 
HAZARDS
IDENTIFICATION
 
Classification
of
the
substance
or
mixture
 
Not
a
hazardous
substance
or
mixture
according
to
Regulation
(EC)
No.
1272/2008.
 
This
substance
is
not
classified
as
dangerous
according
to
Directive
67/548/EEC.
 
Label
elements
 
Caution
-
substance
not
yet
tested
completely.
 
Other
hazards
-
none
 
COMPOSITION/INFORMATION
ON
INGREDIENTS
 
Substances
 
Formula
 
Molecular
Weight
 
:
 
:
 
C12H14OSi
 
202,32
g/mol
 
4.
 
4.1
 
FIRST
AID
MEASURES
 
Description
of
first
aid
measures
 
If
inhaled
 
If
breathed
in,
move
person
into
fresh
air.
If
not
breathing,
give
artificial
respiration.
 
In
case
of
skin
contact
 
Wash
off
with
soap
and
plenty
of
water.
 
In
case
of
eye
contact
 
Flush
eyes
with
water
as
a
precaution.
 
If
swallowed
 
Never
give
anything
by
mouth
to
an
unconscious
person.
Rinse
mouth
with
water.
 
4.2
 
4.3
 
5.
 
5.1
 
5.2
 
5.3
 
5.4
 
6.
 
6.1
 
6.2
 
6.3
 
6.4
 
7.
 
7.1
 
7.2
 
7.3
 
8.
 
8.1
 
8.2
 
Most
important
symptoms
and
effects,
both
acute
and
delayed
 
Indication
of
any
immediate
medical
attention
and
special
treatment
needed
 
no
data
available
 
FIREFIGHTING
MEASURES
 
Extinguishing
media
 
Suitable
extinguishing
media
 
Use
water
spray,
alcohol-resistant
foam,
dry
chemical
or
carbon
dioxide.
 
Special
hazards
arising
from
the
substance
or
mixture
 
Carbon
oxides,
silicon
oxides
 
Advice
for
firefighters
 
Wear
self
contained
breathing
apparatus
for
fire
fighting
if
necessary.
 
Further
information
 
no
data
available
 
ACCIDENTAL
RELEASE
MEASURES
 
Personal
precautions,
protective
equipment
and
emergency
procedures
 
Avoid
dust
formation.
Avoid
breathing
vapors,
mist
or
gas.
 
Environmental
precautions
 
Do
not
let
product
enter
drains.
 
Methods
and
materials
for
containment
and
cleaning
up
 
Sweep
up
and
shovel.
Keep
in
suitable,
closed
containers
for
disposal.
 
Reference
to
other
sections
 
For
disposal
see
section
13.
 
HANDLING
AND
STORAGE
 
Precautions
for
safe
handling
 
Provide
appropriate
exhaust
ventilation
at
places
where
dust
is
formed.Normal
measures
for
preventive
fire
 
protection.
 
Conditions
for
safe
storage,
including
any
incompatibilities
 
Store
in
cool
place.
Keep
container
tightly
closed
in
a
dry
and
well-ventilated
place.
 
Specific
end
uses
 
no
data
available
 
EXPOSURE
CONTROLS/PERSONAL
PROTECTION
 
Control
parameters
 
Components
with
workplace
control
parameters
 
Exposure
controls
 
Appropriate
engineering
controls
 
General
industrial
hygiene
practice.
 
Personal
protective
equipment
 
Eye/face
protection
 
Use
equipment
for
eye
protection
tested
and
approved
under
appropriate
government
standards
 
such
as
NIOSH
(US)
or
EN
166(EU).
 
Skin
protection
 
Handle
with
gloves.
Gloves
must
be
inspected
prior
to
use.
Use
proper
glove
removal
technique
 
(without
touching
glove's
outer
surface)
to
avoid
skin
contact
with
this
product.
Dispose
of
 
contaminated
gloves
after
use
in
accordance
with
applicable
laws
and
good
laboratory
practices.
 
Wash
and
dry
hands.
 
The
selected
protective
gloves
have
to
satisfy
the
specifications
of
EU
Directive
89/686/EEC
and
 
the
standard
EN
374
derived
from
it.
 
Body
Protection
 
Choose
body
protection
in
relation
to
its
type,
to
the
concentration
and
amount
of
dangerous
 
substances,
and
to
the
specific
work-place.,
The
type
of
protective
equipment
must
be
selected
 
according
to
the
concentration
and
amount
of
the
dangerous
substance
at
the
specific
workplace.
 
Respiratory
protection
 
Respiratory
protection
is
not
required.
Where
protection
from
nuisance
levels
of
dusts
are
desired,
 
use
type
N95
(US)
or
type
P1
(EN
143)
dust
masks.
Use
respirators
and
components
tested
and
 
approved
under
appropriate
government
standards
such
as
NIOSH
(US)
or
CEN
(EU).
 
9.
 
9.1
 
PHYSICAL
AND
CHEMICAL
PROPERTIES
 
Information
on
basic
physical
and
chemical
properties
 
a)
 
b)
 
c)
 
d)
 
e)
 
f)
 
g)
 
h)
 
Appearance
 
Odour
 
Odour
Threshold
 
pH
 
Melting
point/freezing
 
point
 
Initial
boiling
point
and
 
boiling
range
 
Flash
point
 
Evaporation
rate
 
Form:
crystalline
 
Colour:
yellow
 
no
data
available
 
no
data
available
 
no
data
available
 
Melting
point/range:
48
-
53
°C
 
no
data
available
 
>
110,00
°C
-
closed
cup
 
no
data
available
 
i)
 
Flammability
(solid,
gas)
no
data
available
 
j)
 
k)
 
l)
 
Upper/lower
 
flammability
or
 
explosive
limits
 
Vapour
pressure
 
Vapour
density
 
no
data
available
 
no
data
available
 
no
data
available
 
m)
Relative
density
 
no
data
available
 
n)
 
o)
 
p)
 
q)
 
r)
 
s)
 
t)
 
Water
solubility
 
Partition
coefficient:
n-
 
octanol/water
 
Autoignition
 
temperature
 
Decomposition
 
temperature
 
Viscosity
 
Explosive
properties
 
Oxidizing
properties
 
no
data
available
 
no
data
available
 
no
data
available
 
no
data
available
 
no
data
available
 
no
data
available
 
no
data
available
 
9.2
 
Other
safety
information
 
no
data
available
 
10.
 
10.1
 
10.2
 
10.3
 
10.4
 
10.5
 
10.6
 
11.
 
11.1
 
STABILITY
AND
REACTIVITY
 
Reactivity
 
no
data
available
 
Chemical
stability
 
no
data
available
 
Possibility
of
hazardous
reactions
 
no
data
available
 
Conditions
to
avoid
 
no
data
available
 
Incompatible
materials
 
Strong
oxidizing
agents
 
Hazardous
decomposition
products
 
Other
decomposition
products
-
no
data
available
 
TOXICOLOGICAL
INFORMATION
 
Information
on
toxicological
effects
 
Acute
toxicity
 
no
data
available
 
Skin
corrosion/irritation
 
no
data
available
 
Serious
eye
damage/eye
irritation
 
no
data
available
 
Respiratory
or
skin
sensitization
 
no
data
available
 
Germ
cell
mutagenicity
 
no
data
available
 
Carcinogenicity
 
IARC:
 
No
component
of
this
product
present
at
levels
greater
than
or
equal
to
0.1%
is
identified
as
 
probable,
possible
or
confirmed
human
carcinogen
by
IARC.
 
Reproductive
toxicity
 
no
data
available
 
Specific
target
organ
toxicity
-
single
exposure
 
no
data
available
 
Specific
target
organ
toxicity
-
repeated
exposure
 
no
data
available
 
Aspiration
hazard
 
no
data
available
 
Potential
health
effects
 
Inhalation
 
Ingestion
 
Skin
 
Eyes
 
Additional
Information
 
RTECS:
Not
available
 
May
be
harmful
if
inhaled.
May
cause
respiratory
tract
irritation.
 
May
be
harmful
if
swallowed.
 
May
be
harmful
if
absorbed
through
skin.
May
cause
skin
irritation.
 
May
cause
eye
irritation.
 
12.
 
12.1
 
ECOLOGICAL
INFORMATION
 
Toxicity
 
no
data
available
 
12.2
 
12.3
 
12.4
 
12.5
 
12.6
 
13.
 
13.1
 
14.
 
14.1
 
Persistence
and
degradability
 
no
data
available
 
Bioaccumulative
potential
 
no
data
available
 
Mobility
in
soil
 
no
data
available
 
Results
of
PBT
and
vPvB
assessment
 
no
data
available
 
Other
adverse
effects
 
no
data
available
 
DISPOSAL
CONSIDERATIONS
 
Waste
treatment
methods
 
Product
 
Offer
surplus
and
non-recyclable
solutions
to
a
licensed
disposal
company.
 
Contaminated
packaging
 
Dispose
of
as
unused
product.
 
TRANSPORT
INFORMATION
 
UN
number
 
14.2
 
14.3
 
14.4
 
14.5
 
14.6
 
15.
 
ADR/RID:
-
 
UN
proper
shipping
name
 
ADR/RID:
 
Not
dangerous
goods
 
IMDG:
 
Not
dangerous
goods
 
IATA:
 
Not
dangerous
goods
 
Transport
hazard
class(es)
 
ADR/RID:
-
 
Packaging
group
 
ADR/RID:
-
 
Environmental
hazards
 
ADR/RID:
no
 
Special
precautions
for
user
 
no
data
available
 
REGULATORY
INFORMATION
 
IMDG:
-
 
IMDG:
-
 
IMDG:
-
 
IMDG
Marine
pollutant:
no
 
IATA:
-
 
IATA:
-
 
IATA:
-
 
IATA:
no
 
This
safety
datasheet
complies
with
the
requirements
of
Regulation
(EC)
No.
1907/2006.
 
15.1
 
15.2
 
16.
 
Safety,
health
and
environmental
regulations/legislation
specific
for
the
substance
or
mixture
 
no
data
available
 
Chemical
Safety
Assessment
 
no
data
available
 
OTHER
INFORMATION
 
Further
information
 
The above information is believed to be correct but does not purport to be all inclusive and  shall be used only as a guide. The information this document is based on the resent state of our knowledge and is applicable to the product with regard to appropriate safety precautions. It does not represent any guarantee of the properties of the product. Lookchem shall not be held liable for any damage resulting from handling or from contact with the above product. See reverse side of invoice or packing slip for additional terms and conditions of sale. | 
China (Mainland) Assessed Supplier
China (Mainland) Assessed Supplier
China (Mainland) Assessed Supplier
China (Mainland) Assessed Supplier
China (Mainland) Assessed Supplier
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