1-(2-PYRIDYLAZO)-2-NAPHTHOL

Safety Data Sheet
Emergency Telephone Number: CHEMTREC 1-800-424-9300       For Information call: DUDLEY 732-886-3100       
DUDLEY CORPORATION
           	     125 Kenyon Drive
       				         	     Lakewood, New Jersey 08701
Effective Date: January 1, 2025	
1. PRODUCT ID: Syn:  PAN 	CAS No.: 85-85-8 E-C No.:201-637-9	Weight:  249.27g/mol Formula: C15H11N3O

2. HAZARDS ID: GHS: Not a hazardous substance or mixture.

HMIS Classification: Health hazard  0, Flammability   0,  Physical hazards   0			
NFPA Rating: Health hazard  0, Fire     0, Reactivity hazard   0
2.3: Other Hazards: none

3. COMPOSITION / INFO ON INGREDIENTS: 
Chemical 			 CAS No.	 	Percent		
PAN			 85-85-8               	98%                  

4. FIRST AID: Eyes: Rinse with plenty of water. Skin: Rinse with plenty of soap & water. Ingestion: Do not induce vomiting without medical advice. Rinse with water. Inhalation: Move to fresh air.  
Physician: Treat symptomatically and supportively. 

5. FIRE FIGHTING: Info: Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH & full PPE.  Irritating & highly toxic gases may be generated by thermal decomp/combustion. Special haz: Carbon & Nitrogen oxides.
Extinguishing: Use water, dry chemical, CO2, or alcohol-resistant foam.  

6. ACCIDENTAL RELEASE: Info:  Use proper PPE as indicated in Sect 8. Spills/Leaks:  Vacuum or sweep up material and place into a suitable disposal container.  Clean up spills immediately, observing precautions in the PPE section.  Avoid generating dusty conditions.  Provide ventilation.

7. HANDLING & STORAGE: Handling:  Was thoroughly after handling.  Remove contaminated clothing and wash before reuse.  Avoid contact with eyes, skin, and clothing.  Use with adequate ventilation.  Avoid breathing dust. Storage:  Keep containers tightly closed.  Store in a cool, dry. well-ventilated area away from incompatibles.  

8. EXPOSURE:  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.
Chemical 			ACGIH			NIOSH		OSHA-Final /Vacated PEL’s
1-(2-Pyridylazo)-2-Naphthol	None listed		None listed	None listed

PPE: 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.0.11mm thick nitrile. Clothing:  Wear appropriate protective clothing (Lab coat, apron) to prevent skin contact. Respirators:  Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149.  Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced.

9. PHYSICAL & CHEM: Appearance: Red to orange-red to brown crystalline powder.  Melting Pt: 138-141˚C (280-286˚F). 

10. STABILITY & REACTIVITY: Stability: Stable under ordinary conditions of use & storage.  Avoid:  Dust generation, excess heat. Incompatibilities:  Strong bases, strong oxidizing agents. Haz Decomp:  see section 5
  
11. TOXIC INFO: RTECS: unlisted LD50/LC50: N/A Carcinogenicity: Not listed by ACGIH, IARC, NIOSH, NTP, or OSHA.

12. ECOLOGICAL INFO: No info. 

 13. DISPOSAL CONSIDERATIONS: Chemical waste generators must determine whether a discarded chemical is classified as a hazardous waste.  US EPA guidelines for the classification determination are listed in 40 CFR Parts 261.3.  Additionally, waste generators must consult state and local hazardous waste regulations to ensure complete and accurate classification. RCRA P-Series:  None listed. RCRA U-Series:  None listed.

14. TRANSPORT REGULATIONS: Not regulated
.   

15. REGULATORY INFO:  SARA 311/312/313: None
SARA Section 302 Extremely Haz Substances None of the chemicals in this product have a TPQ/RQ.
STATE CAS#85-85-8 is not present on state lists from CA, MA, MN, FL.
PA & NJ Right to Know: 1-(2-Pyridylazo)-2-naphthol  CAS#85-85-8
California No Significant Risk Level: None of the chemicals in this product are listed.

EUROPEAN/INTERNATIONAL REGULATIONS European Labeling in Accordance with EC Directives
Hazardous Symbols:      Xi   WGK (Water Danger/Protection) CAS#85-85-8:  No information available.
Canada – DSL/NDSL CAS#85-85-8 is listed on Canada’s DSL List.
Canada – WHMIS:  Not available.  CAS#85-85-8 is not listed on Canada’s Ingredient Disclosure List.

16. DISCLAIMER INFO: DUDLEY CORPORATION provides the information herein in good faith but makes no representation as to its comprehensiveness or accuracy. This document is intended only as a guide to the appropriate precautionary handling of the material by a properly trained person using this.  Individuals receiving the information must exercise their independent judgment in determining its appropriateness for a particular purpose. DUDLEY CORPORATION makes no representations or warranties, either expressed or implied, including without limitation and warranties of merchantability, fitness for a particular purpose with respect to the information set forth herein or to the product to which the information refers. Accordingly, DUDLEY CORPORATION will not be responsible for damages resulting from the use of or reliance upon this information.