染料中间体，用于制取酸性媒介黑染料，如酸性媒介黑T、酸性媒介黑A等。
| 中文名 | 4-偶氮-3,4-二氢-7-硝基-3-氧代-1-萘磺酸 |
|---|---|
| 英文名 | 4-Diazo-3,4-dihydro-7-nitro-3-oxo-1-naphthalenesulfonic acid |
| 中文别名 |
6-硝基萘-1,2-重氮氧-4-磺酸
4-重氮基-3,4-二氢-7-硝基-3-氧代-1-萘磺酸 |
| 英文别名 |
4-Diazonio-3-hydroxy-7-nitronaphthalene-1-sulfonate
EINECS 264-347-1 6-Nitro-1,2-diazooxonaphthalene-4-sulfonic acid 1-diazo-6-nitro-2-naphtol-4-sulfonic acid 6-Nitro-1-diazo-2-naphthol-4-sulfonsure 6-NITRONAPHTHALENE-1,2-AZOXY-4-SULFONIC ACID 4-Diazo-3,4-dihydro 1-diazo-2-oxo-6-nitronaphthalene-4-sulfonic acid MFCD00035833 4-Diazo-7-nitro-3-oxo-3,4-dihydro-1-naphthalenesulfonic acid 1-Naphthalenesulfonic acid, 4-diazo-3,4-dihydro-7-nitro-3-oxo- 2-Naphthol-1-diazo-6-nitro-4-sulfonic acid 4-Diazo-7-nitro-3-oxo-3,4-dihydronaphthalene-1-sulfonic acid 6-nitro-4-sulfo-2,1-naphthoquinonediazide |
| 分子式 | C10H5N3O6S |
|---|---|
| 分子量 | 295.228 |
| 精确质量 | 294.989899 |
| PSA | 163.03000 |
| LogP | 0.29 |
| 外观性状 | 固体 |
| 储存条件 | 本品为中间体，一般不作商品出售。可采用木桶内衬塑料袋包装。贮存于阴凉、通风、干燥处。防热、防晒、防潮。按有毒化学品规定贮运。 |
| 稳定性 | 1.加热到203℃时开始分解，燃烧时有急剧分解现象。 2.有毒，大量口服能引起和硝基苯同样的中毒作用。 |
| 计算化学 | 1.疏水参数计算参考值（XlogP）:2.5 2.氢键供体数量:1 3.氢键受体数量:7 4.可旋转化学键数量:0 5.互变异构体数量:3 6.拓扑分子极性表面积160 7.重原子数量:20 8.表面电荷:0 9.复杂度:530 10.同位素原子数量:0 11.确定原子立构中心数量:0 12.不确定原子立构中心数量:0 13.确定化学键立构中心数量:0 14.不确定化学键立构中心数量:0 15.共价键单元数量:1 |
| 更多 | 1.性状：黄色结晶 2..溶解性：极易溶于水，其饱和水溶液可在热水中重结晶，加盐酸或硫酸也能析出结晶。 |
Synonym: Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
Risk Phrases: 36/37/38 Section 3 - HAZARDS IDENTIFICATION EMERGENCY OVERVIEW
Irritating to eyes, respiratory system and skin. Potential Health Effects Eye: Causes eye irritation. Skin: Causes skin irritation. May be harmful if absorbed through the skin. Ingestion: May cause irritation of the digestive tract. May be harmful if swallowed. Inhalation: Causes respiratory tract irritation. Inhalation may be fatal as a result of spasm, inflammation, edema of the larynx and bronchi, chemical pneumonitis and pulmonary edema. May be harmful if inhaled. May cause burning sensation, coughing, wheezing, laryngitis, shortness of breath, headache, nausea, and vomiting. Chronic: Not available. 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. Ingestion: Get medical aid. Wash mouth out with 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: Treat symptomatically and supportively. 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: Use foam, dry chemical, or carbon dioxide. 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. Section 7 - HANDLING and STORAGE Handling: Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes. Use only in a chemical fume hood. Storage: Store in a cool, dry place. Store in a tightly closed container. 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# 63589-25-3: Personal Protective Equipment Eyes: Not available. Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to prevent skin exposure. 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. Section 9 - PHYSICAL AND CHEMICAL PROPERTIES Physical State: Solid Color: Not available. Odor: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: Not available. Freezing/Melting Point: Not available. Autoignition Temperature: Not available. Flash Point: Not available. Explosion Limits, lower: Not available. Explosion Limits, upper: Not available. Decomposition Temperature: Solubility in water: Specific Gravity/Density: Molecular Formula: C10H5N3O6S Molecular Weight: 295.1115 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Not available. Conditions to Avoid: Incompatible materials. Incompatibilities with Other Materials: Strong oxidizing agents, acids, acid chlorides, carbon dioxide, acid anhydrides. Hazardous Decomposition Products: Carbon monoxide, oxides of nitrogen, carbon dioxide. Hazardous Polymerization: Has not been reported Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 63589-25-3 unlisted. LD50/LC50: Not available. Carcinogenicity: 6-Nitro-4-sulfo-2,1-naphthoquinone diazide - 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 No information available. IMO No information available. RID/ADR No information available. Section 15 - REGULATORY INFORMATION European/International Regulations European Labeling in Accordance with EC Directives Hazard Symbols: XI Risk Phrases: R 36/37/38 Irritating to eyes, respiratory system and skin. Safety Phrases: S 26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S 37/39 Wear suitable gloves and eye/face protection. WGK (Water Danger/Protection) CAS# 63589-25-3: 2 Canada CAS# 63589-25-3 is listed on Canada's NDSL List. CAS# 63589-25-3 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 63589-25-3 is listed on the TSCA inventory. SECTION 16 - ADDITIONAL INFORMATION N/A |
| 危害码 (欧洲) | Xi |
|---|---|
| 风险声明 (欧洲) | R36/37/38:Irritating to eyes, respiratory system and skin . |
| 安全声明 (欧洲) | 26-36 |
将1,2,4-酸重氮氧化物溶解在发烟硫酸中，在低温下滴加混酸进行硝化，再加到冰盐水中使其析出，经过滤即得成品。