50376-99-3
50376-99-3结构式
- 常用中文名：3,4-双(1-甲基肼基)-3-环丁烯-1,2-二酮
- 常用英文名：3,4-BIS(1-METHYLHYDRAZINO)CYCLOBUT-3-ENE-1,2-DIONE
- CAS号：50376-99-3
- 分子式：C6H10N4O2
- 分子量：170.16900
- 发布时间：2018-12-27 08:01:34
- 更新时间：2024-02-08 02:27:56
| 中文名 | 3,4-双(1-甲基肼基)-3-环丁烯-1,2-二酮 |
|---|---|
| 英文名 | 3,4-bis[amino(methyl)amino]cyclobut-3-ene-1,2-dione |
| 英文别名 |
3,4-Bis(1-methylhydrazino)cyclobut-3-ene-1,2-dione
3,4-bis-(N-methyl-hydrazino)-cyclobutenedione squaric acid bis-(N-methyl-hydrazide) OR3361 |
| 密度 | 1.44g/cm3 |
|---|---|
| 沸点 | 287.3ºC at 760 mmHg |
| 熔点 | 201-202ºC |
| 分子式 | C6H10N4O2 |
| 分子量 | 170.16900 |
| 闪点 | 127.6ºC |
| 精确质量 | 170.08000 |
| PSA | 92.66000 |
| 折射率 | 1.642 |
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. May be harmful if inhaled. 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 water spray, dry chemical, carbon dioxide, or chemical 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. Section 7 - HANDLING and STORAGE Handling: Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes. 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# 50376-99-3: 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: pale orange Odor: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: Not available. Freezing/Melting Point: 201 - 202 deg C(decom) 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: C6H10N4O2 Molecular Weight: 170 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Not available. Conditions to Avoid: Incompatible materials. Incompatibilities with Other Materials: Strong oxidizing agents, acids, bases. Hazardous Decomposition Products: Nitrogen oxides, carbon monoxide, carbon dioxide. Hazardous Polymerization: Has not been reported Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 50376-99-3 unlisted. LD50/LC50: Not available. Carcinogenicity: 3,4-Di(1-methylhydrazino)cyclobut-3-ene-1,2-dione - 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# 50376-99-3: No information available. Canada None of the chemicals in this product are listed on the DSL/NDSL list. CAS# 50376-99-3 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 50376-99-3 is not listed on the TSCA inventory. It is for research and development use only. SECTION 16 - ADDITIONAL INFORMATION N/A |
| 危害码 (欧洲) | Xi |
|---|---|
| 风险声明 (欧洲) | R36/37/38 |
| 安全声明 (欧洲) | S26-S37/39 |
| 海关编码 | 2928000090 |
| 海关编码 | 2928000090 |
|---|---|
| 中文概述 | 2928000090 其他肼（联氨）及胲（羟胺）的有机衍生物。监管条件:无。增值税率:17.0%。退税率:9.0%。最惠国关税:6.5%。普通关税:20.0% |
| 申报要素 | 品名, 成分含量, 用途 |
| Summary | 2928000090 other organic derivatives of hydrazine or of hydroxylamine VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0% |