SIGMA-ALDRICH
MATERIAL SAFETY DATA SHEET
Date Printed: 03/18/2005
Date Updated: 04/11/2004
Version 1.4
Section 1 - Product and Company Information
Product Name 2-NAPHTHOL, 99%
Product Number 185507
Brand ALDRICH
Company Sigma-Aldrich
Street Address 3050 Spruce Street
City, State, Zip, Country SAINT LOUIS MO 63103 US
Technical Phone: 314 771 5765
Emergency Phone: 414 273 3850 Ext. 5996
Fax: 800 325 5052
Section 2 - Composition/Information on Ingredient
Substance Name CAS # SARA 313
2-NAPHTHOL 135-19-3 No
Formula C10H8O
Synonyms Azogen developer A * C.I. 37500 * C.I. Azoic
Coupling Component 1 * C.I. Developer 5 *
Developer A * Developer AMS * Developer BN *
Developer sodium * beta-Hydroxynaphthalene *
2-Hydroxynaphthalene * Isonaphthol *
beta-Monoxynaphthalene * beta-Naftol (Dutch) *
2-Naftol (Dutch) * beta-Naftolo (Italian) *
2-Naftolo (Italian) * 2-Naphthalenol * Naphthol B
* beta-Naphthol * 2-Naphtol (French) *
beta-Naphthyl alcohol * beta-Naphthyl hydroxide *
beta-Naphtol (German)
RTECS Number: QL2975000
Section 3 - Hazards Identification
EMERGENCY OVERVIEW
Harmful. Dangerous for the environment.
Irritating to eyes, respiratory system and skin. Harmful by
inhalation and if swallowed. Very toxic to aquatic organisms.
Target organ(s): Eyes.
HMIS RATING
HEALTH: 2*
FLAMMABILITY: 0
REACTIVITY: 1
NFPA RATING
HEALTH: 2
FLAMMABILITY: 0
REACTIVITY: 1
*additional chronic hazards present.
For additional information on toxicity, please refer to Section 11.
Section 4 - First Aid Measures
ORAL EXPOSURE
If swallowed, wash out mouth with water provided person is
conscious. Call a physician.
INHALATION EXPOSURE
If inhaled, remove to fresh air. If not breathing give
artificial respiration. If breathing is difficult, give oxygen.
DERMAL EXPOSURE
In case of skin contact, flush with copious amounts of water for
at least 15 minutes. Remove contaminated clothing and shoes.
Call a physician.
EYE EXPOSURE
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.
Section 5 - Fire Fighting Measures
FLASH POINT
307.4 藲F 153 藲C Method: closed cup
AUTOIGNITION TEMP
N/A
FLAMMABILITY
N/A
EXTINGUISHING MEDIA
Suitable: Carbon dioxide, dry chemical powder, or appropriate
foam.
FIREFIGHTING
Protective Equipment: Wear self-contained breathing apparatus
and protective clothing to prevent contact with skin and eyes.
Specific Hazard(s): Emits toxic fumes under fire conditions.
Section 6 - Accidental Release Measures
PROCEDURE TO BE FOLLOWED IN CASE OF LEAK OR SPILL
Evacuate area.
PROCEDURE(S) OF PERSONAL PRECAUTION(S)
Wear respirator, chemical safety goggles, 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.
Section 7 - Handling and Storage
HANDLING
User Exposure: Do not breathe dust. Avoid contact with eyes,
skin, and clothing. Avoid prolonged or repeated exposure.
STORAGE
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Suitable: Keep tightly closed.
SPECIAL REQUIREMENTS
Light sensitive.
Section 8 - Exposure Controls / PPE
ENGINEERING CONTROLS
Safety shower and eye bath. Mechanical exhaust required.
PERSONAL PROTECTIVE EQUIPMENT
Respiratory: Government approved respirator.
Hand: Compatible chemical-resistant gloves.
Eye: Chemical safety goggles.
GENERAL HYGIENE MEASURES
Wash thoroughly after handling.
Section 9 - Physical/Chemical Properties
Appearance Physical State: Solid
Property Value At Temperature or Pressure
Molecular Weight 144.17 AMU
pH N/A
BP/BP Range 285 - 286 藲C 760 mmHg
MP/MP Range 121 藲C
Freezing Point N/A
Vapor Pressure 10 mmHg 145.5 藲C
Vapor Density 4.97 g/l
Saturated Vapor Conc. N/A
SG/Density N/A
Bulk Density N/A
Odor Threshold N/A
Volatile% N/A
VOC Content N/A
Water Content N/A
Solvent Content N/A
Evaporation Rate N/A
Viscosity N/A
Surface Tension N/A
Partition Coefficient N/A
Decomposition Temp. N/A
Flash Point 307.4 藲F 153 藲C Method: closed cup
Explosion Limits N/A
Flammability N/A
Autoignition Temp N/A
Refractive Index N/A
Optical Rotation N/A
Miscellaneous Data N/A
Solubility N/A
N/A = not available
Section 10 - Stability and Reactivity
STABILITY
Stable: Stable.
Materials to Avoid: Strong oxidizing agents, Strong bases.
HAZARDOUS DECOMPOSITION PRODUCTS
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Hazardous Decomposition Products: Carbon monoxide, Carbon dioxide.
HAZARDOUS POLYMERIZATION
Hazardous Polymerization: Will not occur
Section 11 - Toxicological Information
ROUTE OF EXPOSURE
Skin Contact: Causes skin irritation.
Skin Absorption: May be harmful if absorbed through the skin.
Eye Contact: Causes eye irritation.
Inhalation: Harmful if inhaled. Material is irritating to mucous
membranes and upper respiratory tract.
Ingestion: Harmful if swallowed.
TARGET ORGAN(S) OR SYSTEM(S)
Damage to the eyes.
SIGNS AND SYMPTOMS OF EXPOSURE
Depending on the intensity and duration of exposure, effects may
vary from mild irritation to severe destruction of tissue.
Damage to the eyes. To the best of our knowledge, the chemical,
physical, and toxicological properties have not been thoroughly
investigated.
TOXICITY DATA
Oral
Rat
1960 mg/kg
LD50
Inhalation
Rat
> 770 mg/m3
LC50
Remarks: Gastrointestinal:Changes in structure or function of
salivary glands.
Intraperitoneal
Mouse
97500 MG/KG
LD50
Skin
Rabbit
> 10000 mg/kg
LD50
Oral
Guinea pig
1335 mg/kg
LD50
IRRITATION DATA
Skin
Rabbit
500 mg
24H
Remarks: Mild irritation effect
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Eyes
Rabbit
100 mg
Remarks: Moderate irritation effect
Section 12 - Ecological Information
No data available.
Section 13 - Disposal Considerations
APPROPRIATE METHOD OF DISPOSAL OF SUBSTANCE OR PREPARATION
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.
Section 14 - Transport Information
DOT
Proper Shipping Name: Environmentally hazardous
substances, solid, n.o.s.
UN#: 3077
Class: 9
Packing Group: Packing Group III
Hazard Label: Class 9
PIH: Not PIH
IATA
Proper Shipping Name: Environmentally hazardous
substance, solid, n.o.s
IATA UN Number: 3077
Hazard Class: 9
Packing Group: III
Section 15 - Regulatory Information
EU DIRECTIVES CLASSIFICATION
Symbol of Danger: Xn N
Indication of Danger: Harmful. Dangerous for the environment.
R: 20/22 50
Risk Statements: Harmful by inhalation and if swallowed. Very
toxic to aquatic organisms.
S: 24/25 61
Safety Statements: Avoid contact with skin and eyes. Avoid
release to the environment. Refer to special instructions/safety
data sheets.
US CLASSIFICATION AND LABEL TEXT
Indication of Danger: Harmful. Dangerous for the environment.
Risk Statements: Harmful by inhalation and if swallowed.
Irritating to eyes, respiratory system and skin. Very toxic to
aquatic organisms.
Safety Statements: Avoid contact with skin and eyes. In case of
contact with eyes, rinse immediately with plenty of water and
seek medical advice. Wear suitable protective clothing, gloves,
and eye/face protection. Avoid release to the environment. Refer
to special instructions/safety data sheets.
US Statements: Target organ(s): Eyes.
UNITED STATES REGULATORY INFORMATION
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SARA LISTED: No
TSCA INVENTORY ITEM: Yes
CANADA REGULATORY INFORMATION
WHMIS Classification: This product has been classified in
accordance with the hazard criteria of the CPR, and the MSDS
contains all the information required by the CPR.
DSL: Yes
NDSL: No
Section 16 - Other Information
DISCLAIMER
For R&D use only. Not for drug, household or other uses.
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.
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