56309-62-7

56309-62-7 structure
56309-62-7 structure
  • Name: 2,5-dimethoxyphenyl isocyanate
  • Chemical Name: 2,5-dimethoxyphenyl isocyanate
  • CAS Number: 56309-62-7
  • Molecular Formula: C9H9NO3
  • Molecular Weight: 179.17300
  • Create Date: 2018-07-26 13:02:33
  • Modify Date: 2024-01-11 06:22:28

Name 2,5-dimethoxyphenyl isocyanate
Synonyms MFCD00002006
2-isocyanato-1,4-dimethoxybenzene
Boiling Point 152ºC(26 torr)
Melting Point 40-42ºC
Molecular Formula C9H9NO3
Molecular Weight 179.17300
Flash Point >110ºC
Exact Mass 179.05800
PSA 47.89000
LogP 1.67110
Index of Refraction 1.501

Section1. IDENTIFICATION OF THE SUBSTANCE/MIXTURE
Product identifiers
Product name: 2,5-Dimethoxyphenyl isocyanate
CAS-No.: 56309-62-7
Relevant identified uses of the substance or mixture and uses advised against
Identified uses: Laboratory chemicals, Manufacture of substances



Section2. HAZARDS IDENTIFICATION
Classification of the substance or mixture
Classification according to Regulation (EC) No 1272/2008 [EU-GHS/CLP]
Acute toxicity, Oral (Category 4)
Acute toxicity, Inhalation (Category 4)
Acute toxicity, Dermal (Category 4)
Skin irritation (Category 2)
Eye irritation (Category 2)
Respiratory sensitization (Category 1)
Specific target organ toxicity - single exposure (Category 3)
Classification according to EU Directives 67/548/EEC or 1999/45/EC
Harmful by inhalation, in contact with skin and if swallowed. Irritating to eyes, respiratory system and skin.
May cause sensitization by inhalation.
Label elements
Labelling according Regulation (EC) No 1272/2008 [CLP]
Pictogram
Signal wordDanger
Hazard statement(s)
H302 + H312 + H332Harmful if swallowed, in contact with skin or if inhaled
H315Causes skin irritation.
H319Causes serious eye irritation.
H334May cause allergy or asthma symptoms or breathing difficulties if inhaled.
H335May cause respiratory irritation.
Precautionary statement(s)
P261Avoid breathing dust.
P280Wear protective gloves/ protective clothing.
P305 + P351 + P338IF IN EYES: Rinse cautiously with water for several minutes. Remove
contact lenses, if present and easy to do. Continue rinsing.
P342 + P311If experiencing respiratory symptoms: Call a POISON CENTER or doctor/
physician.
Supplemental Hazardnone
Statements
According to European Directive 67/548/EEC as amended.
Hazard symbol(s)
R-phrase(s)
R20/21/22Harmful by inhalation, in contact with skin and if swallowed.
R36/37/38Irritating to eyes, respiratory system and skin.
R42May cause sensitization by inhalation.
S-phrase(s)
S26In case of contact with eyes, rinse immediately with plenty of water and
seek medical advice.
S36/37/39Wear suitable protective clothing, gloves and eye/face protection.
Other hazards
Lachrymator.

Section3. COMPOSITION/INFORMATION ON INGREDIENTS
Substances
Formula: C9H9NO3
Molecular Weight: 179,17 g/mol
ComponentConcentration
2,5-Dimethoxyphenyl isocyanate
CAS-No.56309-62-7-

Section4. FIRST AID MEASURES
Description of first aid measures
General advice
Consult a physician. Show this safety data sheet to the doctor in attendance.
If inhaled
If breathed in, move person into fresh air. If not breathing, give artificial respiration. Consult a physician.
In case of skin contact
Wash off with soap and plenty of water. Consult a physician.
In case of eye contact
Rinse thoroughly with plenty of water for at least 15 minutes and consult a physician.
If swallowed
Never give anything by mouth to an unconscious person. Rinse mouth with water. Consult a physician.
Most important symptoms and effects, both acute and delayed
Cough, wheezing, laryngitis, Shortness of breath, Headache, Nausea, Vomiting, To the best of our
knowledge, the chemical, physical, and toxicological properties have not been thoroughly investigated.
Indication of any immediate medical attention and special treatment needed
no data available

Section5. 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, nitrogen oxides (NOx)
Advice for firefighters
Wear self contained breathing apparatus for fire fighting if necessary.
Further information
no data available

Section6. ACCIDENTAL RELEASE MEASURES
Personal precautions, protective equipment and emergency procedures
Use personal protective equipment. Avoid dust formation. Avoid breathing vapors, mist or gas. Ensure
adequate ventilation. Evacuate personnel to safe areas. Avoid breathing dust.
Environmental precautions
Do not let product enter drains.
Methods and materials for containment and cleaning up
Pick up and arrange disposal without creating dust. Sweep up and shovel. Keep in suitable, closed
containers for disposal.
Reference to other sections
For disposal see section 13.

Section7. HANDLING AND STORAGE
Precautions for safe handling
Avoid contact with skin and eyes. Avoid formation of dust and aerosols.
Provide appropriate exhaust ventilation at places where dust is formed.
Conditions for safe storage, including any incompatibilities
Store in cool place. Keep container tightly closed in a dry and well-ventilated place.
Recommended storage temperature: 2 - 8 °C
Specific end use(s)
no data available

Section8. EXPOSURE CONTROLS/PERSONAL PROTECTION
Control parameters
Components with workplace control parameters
Exposure controls
Appropriate engineering controls
Handle in accordance with good industrial hygiene and safety practice. Wash hands before breaks and
at the end of workday.
Personal protective equipment
Eye/face protection
Face shield and safety glasses 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
Complete suit protecting against chemicals, The type of protective equipment must be selected
according to the concentration and amount of the dangerous substance at the specific workplace.
Respiratory protection
For nuisance exposures use type P95 (US) or type P1 (EU EN 143) particle respirator.For higher
level protection use type OV/AG/P99 (US) or type ABEK-P2 (EU EN 143) respirator cartridges.
Use respirators and components tested and approved under appropriate government standards
such as NIOSH (US) or CEN (EU).

Section9. PHYSICAL AND CHEMICAL PROPERTIES
Information on basic physical and chemical properties
a) AppearanceForm: solid
Colour: white
b) Odourno data available
c) Odour Thresholdno data available
d) pHno data available
e) Melting point/freezingMelting point/range: 40 - 42 °C - lit.
point
f) Initial boiling point and 152 - 154 °C at 35 hPa - lit.
boiling range
g) Flash point113 °C - closed cup
h) Evaporation rateno data available
i) Flammability (solid, gas) no data available
j) Upper/lowerno data available
flammability or
explosive limits
k) Vapour pressureno data available
l) Vapour densityno data available
m) Relative densityno data available
n) Water solubilityno data available
o) Partition coefficient: n- no data available
octanol/water
p) Auto-ignitionno data available
temperature
q) Decompositionno data available
temperature
r) Viscosityno data available
s) Explosive propertiesno data available
t) Oxidizing propertiesno data available
Other safety information
no data available

Section10. STABILITY AND REACTIVITY
Reactivity
no data available
Chemical stability
no data available
Possibility of hazardous reactions
no data available
Conditions to avoid
Avoid moisture.
Incompatible materials
Strong oxidizing agents
Hazardous decomposition products
Other decomposition products - no data available

Section11. 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
May cause sensitization by inhalation.
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
Inhalation - May cause respiratory irritation.
Specific target organ toxicity - repeated exposure
no data available
Aspiration hazard
no data available
Potential health effects
InhalationHarmful if inhaled. Causes respiratory tract irritation.
IngestionHarmful if swallowed.
SkinHarmful if absorbed through skin. Causes skin irritation.
EyesCauses serious eye irritation.
Signs and Symptoms of Exposure
Cough, wheezing, laryngitis, Shortness of breath, Headache, Nausea, Vomiting, To the best of our
knowledge, the chemical, physical, and toxicological properties have not been thoroughly investigated.
Additional Information
RTECS: Not available

Section12. ECOLOGICAL INFORMATION
Toxicity
no data available
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

Section13. DISPOSAL CONSIDERATIONS
Waste treatment methods
Product
Offer surplus and non-recyclable solutions to a licensed disposal company. Dissolve or mix the material
with a combustible solvent and burn in a chemical incinerator equipped with an afterburner and scrubber.
Contaminated packaging
Dispose of as unused product.

Section14. TRANSPORT INFORMATION
UN number
ADR/RID: 2811IMDG: 2811IATA: 2811
UN proper shipping name
ADR/RID: TOXIC SOLID, ORGANIC, N.O.S. (2,5-Dimethoxyphenyl isocyanate)
IMDG: TOXIC SOLID, ORGANIC, N.O.S. (2,5-Dimethoxyphenyl isocyanate)
IATA:Toxic solid, organic, n.o.s. (2,5-Dimethoxyphenyl isocyanate)
Transport hazard class(es)
ADR/RID: 6.1IMDG: 6.1IATA: 6.1
Packaging group
ADR/RID: IIIIMDG: IIIIATA: III
Environmental hazards
ADR/RID: noIMDG Marine Pollutant: noIATA: no
Special precautions for user
no data available

Section15. REGULATORY INFORMATION
This safety datasheet complies with the requirements of Regulation (EC) No. 1907/2006.
Safety, health and environmental regulations/legislation specific for the substance or mixture
no data available
Chemical Safety Assessment
no data available

Section16. OTHER INFORMATION
Further information
Copyright 2012 Co. LLC. License granted to make unlimited paper copies for internal use
only.
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. Corporation and its Affiliates shall not be held
liable for any damage resulting from handling or from contact with the above product. See
and/or the reverse side of invoice or packing slip for additional terms and conditions of sale.
Symbol GHS07 GHS08
GHS07, GHS08
Signal Word Danger
Hazard Statements H302 + H312 + H332-H315-H319-H334-H335
Precautionary Statements P261-P280-P305 + P351 + P338-P342 + P311
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xn
Risk Phrases R20/22;R36/37/38;R42
Safety Phrases S22-S26-S36/37/39-S45
RIDADR UN 2811
Packaging Group II
Hazard Class 6.1
HS Code 2929109000
HS Code 2929109000
Summary 2929109000. other isocyanates. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%