SIGMA-ALDRICH
Material Safety Data Sheet
Date Printed: 28/JUN/2005
Date Updated: 10/FEB/2005
Version 1.2
According to 91/155/EEC
Classified as Hazardous according to the criteria of EU Annex 1 and
NOHSC.
1 - Product and Company Information
Product Name 1,2-DICYANOBENZENE, 98%
Product Number 171719
Company Sigma-Aldrich Pty. Ltd.
12 Anella Avenue
Castle Hill NSW 2154
Australia
Technical Phone # +61 2 9841 0555 (1800 800 097)
Fax +61 2 9841 0500 (1800 800 096)
Emergency Phone # +44 8701906777 (1800 448 465)
2 - Composition/Information on Ingredients
Product Name CAS # EC no Annex I
Index Number
1,2-DICYANOBENZENE 91-15-6 202-044-8 None
Formula C8H4N2
Molecular Weight 128.13 AMU
Synonyms 1,2-Benzendikarbonitril (Czech) *
1,2-Benzenedicarbonitrile * o-Dicyanobenzene *
1,2-Dicyanobenzene * Ftalodinitril (Czech) *
Ftalonitril (Czech) * o-Pdn * Phthalic acid
dinitrile * Phthalodinitrile *
o-Phthalodinitrile * USAF ND-09
3 - Hazards Identification
SPECIAL INDICATION OF HAZARDS TO HUMANS AND THE ENVIRONMENT
Toxic if swallowed.
4 - First Aid Measures
AFTER INHALATION
If inhaled, remove to fresh air. If not breathing give
artificial respiration. If breathing is difficult, give oxygen.
AFTER SKIN CONTACT
In case of skin contact, flush with copious amounts of water for
at least 15 minutes. Remove contaminated clothing and shoes.
Call a physician.
AFTER EYE CONTACT
In case of contact with eyes, flush with copious amounts of
water for at least 15 minutes. Assure adequate flushing by
separating the eyelids with fingers. Call a physician.
AFTER INGESTION
If swallowed, wash out mouth with water provided person is
conscious. Call a physician immediately.
5 - Fire Fighting Measures
EXTINGUISHING MEDIA
Suitable: Water spray. Carbon dioxide, dry chemical powder, or
appropriate foam.
SPECIAL RISKS
Specific Hazard(s): Emits toxic fumes under fire conditions.
SPECIAL PROTECTIVE EQUIPMENT FOR FIREFIGHTERS
Wear self-contained breathing apparatus and protective clothing
to prevent contact with skin and eyes.
6 - Accidental Release Measures
PERSONAL PRECAUTION PROCEDURES TO BE FOLLOWED IN CASE OF LEAK OR SPILL
Evacuate area.
PROCEDURE(S) OF PERSONAL PRECAUTION(S)
Wear self-contained breathing apparatus, rubber boots, and heavy
rubber gloves.
METHODS FOR CLEANING UP
Sweep up, place in a bag and hold for waste disposal. Avoid
raising dust. Ventilate area and wash spill site after material
pickup is complete.
7 - Handling and Storage
HANDLING
Directions for Safe Handling: Do not breathe dust. Do not get in
eyes, on skin, on clothing. Avoid prolonged or repeated exposure.
STORAGE
Conditions of Storage: Keep tightly closed.
8 - Exposure Controls / Personal Protection
ENGINEERING CONTROLS
Safety shower and eye bath. Use only in a chemical fume hood.
GENERAL HYGIENE MEASURES
Wash contaminated clothing before reuse. Wash thoroughly after
handling.
PERSONAL PROTECTIVE EQUIPMENT
Respiratory Protection: Government approved respirator.
Hand Protection: Compatible chemical-resistant gloves.
Eye Protection: Chemical safety goggles.
9 - Physical and Chemical Properties
Appearance Color: Faintly beige
Form: Fine crystals
Property Value At Temperature or Pressure
pH N/A
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BP/BP Range N/A
MP/MP Range 139 掳C
Flash Point 162 掳C Method: closed cup
Flammability N/A
Autoignition Temp N/A
Oxidizing Properties N/A
Explosive Properties N/A
Explosion Limits N/A
Vapor Pressure N/A
SG/Density N/A
Partition Coefficient N/A
Viscosity N/A
Vapor Density N/A
Saturated Vapor Conc. N/A
Evaporation Rate N/A
Bulk Density N/A
Decomposition Temp. N/A
Solvent Content N/A
Water Content N/A
Surface Tension N/A
Conductivity N/A
Miscellaneous Data N/A
Solubility Solvent: 50 mg/ml benzene Clear
10 - Stability and Reactivity
STABILITY
Stable: Stable.
Materials to Avoid: Strong acids, Strong bases, Strong oxidizing
agents, Strong reducing agents.
HAZARDOUS DECOMPOSITION PRODUCTS
Hazardous Decomposition Products: Carbon monoxide, carbon dioxide,
and nitrogen oxides.
HAZARDOUS POLYMERIZATION
Hazardous Polymerization: Will not occur
11 - Toxicological Information
RTECS NUMBER: TI8575000
ACUTE TOXICITY
LD50 LD50
Oral Oral
Rat Rat
30 mg/kg 125 mg/kg
Remarks: Behavioral:Tremor. Behavioral:Convulsions or effect on
seizure threshold. Behavioral:Convulsions or effect on seizure
threshold.
LD50 LD50
Intraperitoneal Intraperitoneal
Rat Rat
62 MG/KG 62 MG/KG
LD50 LD50
Oral Oral
Mouse Mouse
65 mg/kg 65 mg/kg
Remarks: Behavioral:Convulsions or effect on seizure threshold.
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Behavioral:Convulsions or effect on seizure threshold.
LD50 LD50
Intraperitoneal Intraperitoneal
Mouse Mouse
25 MG/KG 25 MG/KG
LD50 LD50
Subcutaneous Subcutaneous
Mouse Mouse
46 MG/KG 46 MG/KG
Remarks: Behavioral:Convulsions or effect on seizure threshold.
Behavioral:Convulsions or effect on seizure threshold.
LD50
Skin
Guinea pig
> 1000 mg/kg
ROUTE OF EXPOSURE
Skin Contact: May cause skin irritation.
Skin Absorption: May be harmful if absorbed through the skin.
Eye Contact: May cause eye irritation.
Inhalation: Material may be irritating to mucous membranes and
upper respiratory tract. May be harmful if inhaled.
Ingestion: Toxic if swallowed.
CHRONIC EXPOSURE - CARCINOGEN
Rat Rat
Route of Application: Oral Oral
Exposure Time: 66W 66W
Result: Tumorigenic:Equivocal tumorigenic agent by RTECS
criteria. Liver:Tumors. Blood:Leukemia Tumorigenic:Equivocal
tumorigenic agent by RTECS criteria. Liver:Tumors. Blood:Leukemia
Rat Rat
Route of Application: Subcutaneous Subcutaneous
Exposure Time: 21W 21W
Result: Tumorigenic:Equivocal tumorigenic agent by RTECS
criteria. Liver:Tumors. Blood:Leukemia Tumorigenic:Equivocal
tumorigenic agent by RTECS criteria. Liver:Tumors. Blood:Leukemia
Mouse Mouse
Route of Application: Oral Oral
Exposure Time: 65W 65W
Result: Tumorigenic:Equivocal tumorigenic agent by RTECS
criteria. Liver:Tumors. Blood:Leukemia Tumorigenic:Equivocal
tumorigenic agent by RTECS criteria. Liver:Tumors. Blood:Leukemia
Mouse Mouse
Route of Application: Skin Skin
Exposure Time: 46W 46W
Result: Tumorigenic:Equivocal tumorigenic agent by RTECS
criteria. Blood:Leukemia Tumorigenic Effects: 0varian tumors.
Tumorigenic:Equivocal tumorigenic agent by RTECS criteria.
Blood:Leukemia Tumorigenic Effects: 0varian tumors.
Mouse Mouse
Route of Application: Subcutaneous Subcutaneous
Exposure Time: 63W 63W
Result: Tumorigenic:Equivocal tumorigenic agent by RTECS
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criteria. Blood:Leukemia Tumorigenic:Tumors at site or
application. Tumorigenic:Equivocal tumorigenic agent by RTECS
criteria. Blood:Leukemia Tumorigenic:Tumors at site or
application.
12 - Ecological Information
No data available.
13 - Disposal Considerations
SUBSTANCE DISPOSAL
Contact a licensed professional waste disposal service to dispose
of this material. Dissolve or mix the material with a combustible
solvent and burn in a chemical incinerator equipped with an
afterburner and scrubber. Observe all federal, state, and local
environmental regulations.
14 - Transport Information
RID/ADR
UN#: 3439
Class: 6.1
PG: II
Proper Shipping Name: Nitriles, toxic, solid, n.o.s.
IMDG
UN#: 3439
Class: 6.1
PG: II
Proper Shipping Name: Nitriles, toxic, solid, n.o.s.
Marine Pollutant: No
Severe Marine Pollutant: No
Technical Name: Required
IATA
UN#: 3439
Class: 6.1
PG: II
Proper Shipping Name: Nitriles, toxic, solid, n.o.s.
Inhalation Packing Group I: No
Technical Name: Required
15 - Regulatory Information
CLASSIFICATION AND LABELING ACCORDING TO EU DIRECTIVES
INDICATION OF DANGER: T
Toxic.
R-PHRASES: 25
Toxic if swallowed.
S-PHRASES: 36/37/39 45
Wear suitable protective clothing, gloves, and eye/face
protection. In case of accident or if you feel unwell, seek
medical advice immediately (show the label where possible).
COUNTRY SPECIFIC INFORMATION
Germany
WGK: 1
SWITZERLAND
SWISS POISON CLASS: 2
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16 - Other Information
WARRANTY
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 in this document is based on the present 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. Sigma-Aldrich Inc.,
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.
Copyright 2005 Sigma-Aldrich Co. License granted to make unlimited
paper copies for internal use only.
DISCLAIMER
For R&D use only. Not for drug, household or other uses.
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