2-Hydroxy-1-naphthaldehyde, tech., contains ca 15% water
CAS
:
708-06-5
SYNONYMS
:
1-Naphthalenecarboxaldehyde, 2-hydroxy-.
**** SECTION 2 - COMPOSITION, INFORMATION ON INGREDIENTS ****
+----------------+--------------------------------------+----------+-----------+
| CAS# | Chemical Name | % | EINECS# |
|----------------|--------------------------------------|----------|-----------|
|----------------|--------------------------------------|----------|-----------|
| 708-06-5 |2-Hydroxy-1-naphthaldehyde | 85 | 211-902-0 |
|----------------|--------------------------------------|----------|-----------|
| 7732-18-5 |Water | 15 | 231-791-2 |
+----------------+--------------------------------------+----------+-----------+
Text for R-phrases: see Section 16
Hazard Symbols: N
Risk Phrases: 50/53
**** SECTION 3 - HAZARDS IDENTIFICATION ****
EMERGENCY OVERVIEW
Very toxic to aquatic organisms, may cause long-term adverse effects
in the aquatic environment.The toxicological properties of this
material have not been fully investigated.
Potential Health Effects
Eye:
May cause eye irritation.
Skin:
May cause skin irritation.
Ingestion:
May cause irritation of the digestive tract. The toxicological
properties of this substance have not been fully investigated.
Inhalation:
May cause respiratory tract irritation. The toxicological properties
of this substance have not been fully investigated.
Chronic:
No information found.
**** SECTION 4 - FIRST AID MEASURES ****
Eyes:
Flush eyes with plenty of water for at least 15 minutes,
occasionally lifting the upper and lower eyelids. Get medical aid.
Skin:
Get medical aid. Flush skin with plenty of water for at least 15
minutes while removing contaminated clothing and shoes. Wash clothing
before reuse.
Ingestion:
Never give anything by mouth to an unconscious person. Get medical
aid. Do NOT induce vomiting. If conscious and alert, rinse mouth and
drink 2-4 cupfuls of milk or water.
Inhalation:
Remove from exposure and move to fresh air immediately. If not
breathing, give artificial respiration. If breathing is difficult,
give oxygen. Get medical aid.
Notes to Physician:
**** SECTION 5 - FIRE FIGHTING MEASURES ****
General Information:
As in any fire, wear a self-contained breathing apparatus in
pressure-demand, MSHA/NIOSH (approved or equivalent), and full
protective gear. During a fire, irritating and highly toxic gases
may be generated by thermal decomposition or combustion.
Extinguishing Media:
Use agent most appropriate to extinguish fire. Use water spray, dry
chemical, carbon dioxide, or appropriate foam.
**** SECTION 6 - ACCIDENTAL RELEASE MEASURES ****
General Information: Use proper personal protective equipment as indicated
in Section 8.
Spills/Leaks:
Vacuum or sweep up material and place into a suitable disposal
container. Clean up spills immediately, observing precautions in the
Protective Equipment section. Avoid generating dusty conditions.
Provide ventilation.
**** SECTION 7 - HANDLING and STORAGE ****
Handling:
Wash thoroughly after handling. Use with adequate ventilation.
Minimize dust generation and accumulation. Avoid contact with eyes,
skin, and clothing. Keep container tightly closed. Avoid ingestion
and inhalation.
Storage:
Store in a cool, dry, well-ventilated area away from incompatible
substances.
**** SECTION 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION ****
Engineering Controls:
Facilities storing or utilizing this material should be equipped
with an eyewash facility and a safety shower. Use adequate
ventilation to keep airborne concentrations low.
Exposure Limits
CAS# 708-06-5:
CAS# 7732-18-5:
Personal Protective Equipment
Eyes:
Wear appropriate protective eyeglasses or chemical
safety goggles as described by OSHA's eye and face
protection regulations in 29 CFR 1910.133 or European
Standard EN166.
Skin:
Wear appropriate protective gloves to prevent skin
exposure.
Clothing:
Wear appropriate protective clothing to prevent skin
exposure.
Respirators:
A respiratory protection program that meets OSHA's 29
CFR 1910.134 and ANSI Z88.2 requirements or European
Standard EN 149 must be followed whenever workplace
conditions warrant respirator use.
**** SECTION 9 - PHYSICAL AND CHEMICAL PROPERTIES ****
Physical State: Crystalline powder
Color: yellow - beige - brown
Odor: None reported.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: 192 deg C @ 27.00mm Hg
Freezing/Melting Point: 78 deg C
Autoignition Temperature: > 400 deg C (> 752.00 deg F)
Flash Point: Not available.
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature: >400 deg C
Solubility in water: 40 mg/l
Specific Gravity/Density:
Molecular Formula: C11H8O2
Molecular Weight: 172.18
**** SECTION 10 - STABILITY AND REACTIVITY ****
Chemical Stability:
Stable under normal temperatures and pressures.
Conditions to Avoid:
Incompatible materials, dust generation, excess heat.
Incompatibilities with Other Materials:
Oxidizing agents.
Hazardous Decomposition Products:
Carbon monoxide, irritating and toxic fumes and gases, carbon
dioxide.
Hazardous Polymerization: Has not been reported.
**** SECTION 11 - TOXICOLOGICAL INFORMATION ****
RTECS#:
CAS# 708-06-5: QJ0300000
CAS# 7732-18-5: ZC0110000
LD50/LC50:
CAS# 708-06-5: Oral, rat: LD50 = >5 gm/kg.
CAS# 7732-18-5: Oral, rat: LD50 = >90 mL/kg.
Carcinogenicity:
2-Hydroxy-1-naphthaldehyde -
Not listed by ACGIH, IARC, or NTP.
Water -
Not listed by ACGIH, IARC, or NTP.
Other:
See actual entry in RTECS for complete information.
**** SECTION 12 - ECOLOGICAL INFORMATION ****
**** SECTION 13 - DISPOSAL CONSIDERATIONS ****
Dispose of in a manner consistent with federal, state, and local regulations.
**** SECTION 14 - TRANSPORT INFORMATION ****
IATA
Not regulated as a hazardous material.
IMO
Not regulated as a hazardous material.
RID/ADR
Not regulated as a hazardous material.
**** SECTION 15 - REGULATORY INFORMATION ****
European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: N
Risk Phrases:
R 50/53 Very toxic to aquatic organisms, may cause
long-term adverse effects in the aquatic environment.
Safety Phrases:
S 28A After contact with skin, wash immediately with
plenty of water.
S 37 Wear suitable gloves.
S 45 In case of accident or if you feel unwell, seek
medical advice immediately (show the label where
possible).
S 57 Use appropriate containment to avoid
environmental contamination.
S 60 This material and its container must be
disposed of as hazardous waste.
WGK (Water Danger/Protection)
CAS# 708-06-5: 2
CAS# 7732-18-5: No information available.
Canada
CAS# 708-06-5 is listed on Canada's NDSL List.
CAS# 7732-18-5 is listed on Canada's DSL List.
CAS# 708-06-5 is not listed on Canada's Ingredient Disclosure List.
CAS# 7732-18-5 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 708-06-5 is listed on the TSCA inventory.
CAS# 7732-18-5 is listed on the TSCA inventory.
**** SECTION 16 - ADDITIONAL INFORMATION ****
Text for R-phrases from Section 2
MSDS Creation Date: 9/02/1997 Revision #5 Date: 10/21/2004
The information above is believed to be accurate and represents the best
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