1-Naphthalenesulfonic acid structure
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Common Name | 1-Naphthalenesulfonic acid | ||
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CAS Number | 85-47-2 | Molecular Weight | 208.234 | |
Density | 1.4±0.1 g/cm3 | Boiling Point | 392ºC | |
Molecular Formula | C10H8O3S | Melting Point | 77-79 °C(lit.) | |
MSDS | Chinese USA | Flash Point | 380.2ºC | |
Symbol |
GHS05 |
Signal Word | Danger |
Name | naphthalene-1-sulfonic acid |
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Synonym | More Synonyms |
Density | 1.4±0.1 g/cm3 |
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Boiling Point | 392ºC |
Melting Point | 77-79 °C(lit.) |
Molecular Formula | C10H8O3S |
Molecular Weight | 208.234 |
Flash Point | 380.2ºC |
Exact Mass | 208.019409 |
PSA | 62.75000 |
LogP | 1.70 |
Index of Refraction | 1.670 |
Water Solubility | freely soluble |
Synonym: Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
Risk Phrases: 34 Section 3 - HAZARDS IDENTIFICATION EMERGENCY OVERVIEW
Causes burns. Potential Health Effects Eye: Contact with eyes may cause severe irritation, and possible eye burns. Skin: May cause severe irritation and possible burns. Ingestion: Not available. Inhalation: May cause severe irritation of the respiratory tract with sore throat, coughing, shortness of breath and delayed lung edema. Causes chemical burns to the respiratory tract. Chronic: Not available. Section 4 - FIRST AID MEASURES Eyes: Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Skin: Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Ingestion: 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. 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. Extinguishing Media: Not available. Section 6 - ACCIDENTAL RELEASE MEASURES General Information: Use proper personal protective equipment as indicated in Section 8. Spills/Leaks: Sweep up, then place into a suitable container for disposal. Section 7 - HANDLING and STORAGE Handling: Not available. Storage: Not available. Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION Engineering Controls: Use adequate general or local exhaust ventilation to keep airborne concentrations below the permissible exposure limits. Exposure Limits CAS# 85-47-2: Personal Protective Equipment Eyes: Wear safety glasses and chemical goggles if splashing is possible. Skin: Wear appropriate protective gloves and clothing to prevent skin exposure. Clothing: Wear appropriate protective clothing to minimize contact with skin. Respirators: Wear a NIOSH/MSHA or European Standard EN 149 approved full-facepiece airline respirator in the positive pressure mode with emergency escape provisions. Section 9 - PHYSICAL AND CHEMICAL PROPERTIES Physical State: Crystalline powder Color: gray, fine Odor: none reported pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: Not available. Freezing/Melting Point: 70-80 C Autoignition Temperature: Not available. Flash Point: Not available. Explosion Limits, lower: Not available. Explosion Limits, upper: Not available. Decomposition Temperature: Not available. Solubility in water: freely soluble in water Specific Gravity/Density: Molecular Formula: C10H8O3S.2H2O Molecular Weight: 244.27 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Stable under normal temperatures and pressures. Conditions to Avoid: Not available. Incompatibilities with Other Materials: Strong oxidizing agents. Hazardous Decomposition Products: Carbon monoxide, oxides of sulfur, carbon dioxide. Hazardous Polymerization: Has not been reported. Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 85-47-2 unlisted. LD50/LC50: Not available. Carcinogenicity: 1-Naphthalenesulfonic acid, tech., 70% - Not listed by ACGIH, IARC, or NTP. 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: C Risk Phrases: R 34 Causes burns. Safety Phrases: S 26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S 28A After contact with skin, wash immediately with plenty of water. WGK (Water Danger/Protection) CAS# 85-47-2: No information available. Canada CAS# 85-47-2 is listed on Canada's DSL List. CAS# 85-47-2 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 85-47-2 is listed on the TSCA inventory. SECTION 16 - ADDITIONAL INFORMATION N/A |
Symbol |
GHS05 |
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Signal Word | Danger |
Hazard Statements | H290-H314 |
Precautionary Statements | P260-P280-P303 + P361 + P353-P304 + P340 + P310-P305 + P351 + P338 |
Hazard Codes | C:Corrosive; |
Risk Phrases | R34 |
Safety Phrases | S26-S36/37/39-S45-S28A |
RIDADR | UN 2583 8/PG 2 |
WGK Germany | 1 |
Packaging Group | III |
Hazard Class | 8 |
HS Code | 29041000 |
Precursor 10 | |
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DownStream 10 | |
HS Code | 2904100000 |
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Summary | 2904100000 derivatives containing only sulpho groups, their salts and ethyl esters。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0% |
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1-naphthalenesulphonic acid |
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EINECS 201-610-1 |
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