607-56-7

• 常用中文名：N,N-二(1-萘基)尿素
• 常用英文名：Urea,N,N'-di-1-naphthalenyl-
• CAS号：607-56-7
• 分子式：C₂₁H₁₆N₂O
• 分子量：312.36500
• 发布时间：2018-10-03 17:50:32
• 更新时间：2024-01-08 17:23:34

名称

• 中文名: N,N-二(1-萘基)尿素
• 英文名: n,n'-di-(1-naphthyl)urea
• 中文别名: N,N-二-(1-萘)脲
• 英文别名: N,N'-Bis(1-naphthalenyl)urea; di-1-naphthylurea; MFCD00390017; N.N'-Di-; N,N'-Di-[1]naphthyl-harnstoff

物化性质

• 密度: 1.311g/cm3
• 沸点: 447.4ºC at 760 mmHg
• 熔点: 285-298ºC
• 分子式: C₂₁H₁₆N₂O
• 分子量: 312.36500
• 闪点: 151.9ºC
• 精确质量: 312.12600
• PSA: 41.13000
• LogP: 5.78300
• 折射率: 1.789
• 储存条件:

  密封储存，储存于阴凉、干燥的库房。

• 稳定性:

  常温常压下稳定，避免与不相容材料接触。与强氧化剂反应。

• 计算化学:

  1.疏水参数计算参考值（XlogP）:5

  2.氢键供体数量:2

  3.氢键受体数量:1

  4.可旋转化学键数量:2

  5.互变异构体数量:2

  6.拓扑分子极性表面积41.1

  7.重原子数量:24

  8.表面电荷:0

  9.复杂度:400

  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：浅灰色固体颗粒

  2. 密度（g/mL,20℃）：未确定

  3. 相对蒸汽密度（g/mL,空气=1）：未确定

  4. 熔点（ºC）：285-298

  5. 沸点（ºC,常压）：未确定

  6. 沸点（ºC,12mmHg）：未确定

  7. 折射率(n20/D)：未确定

  8. 闪点（ºC）：未确定

  9. 比旋光度（º）：未确定

  10. 自燃点或引燃温度（ºC）：未确定

  11. 蒸气压（kPa,18 ºC）：未确定

  12. 饱和蒸气压（kPa,25ºC）：未确定

  13. 燃烧热（KJ/mol）：未确定

  14. 临界温度（ºC）：未确定

  15. 临界压力（KPa）：未确定

  16. 油水（辛醇/水）分配系数的对数值：未确定

  17. 爆炸上限（%,V/V）：未确定

  18. 爆炸下限（%,V/V）：未确定

  19. 溶解性：不溶于水

MSDS

Name: N N -Di-(1-naphthyl)urea Material Safety Data Sheet Synonym: CAS: 607-56-7 Section 1 - Chemical Product MSDS Name:N N -Di-(1-naphthyl)urea Material Safety Data Sheet Synonym: Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS CAS# Chemical Name content EINECS# 607-56-7 N,N'-Di-(1-naphthyl)urea unlisted Hazard Symbols: None Listed. Risk Phrases: None Listed. Section 3 - HAZARDS IDENTIFICATION EMERGENCY OVERVIEW Not available. Potential Health Effects Eye: May cause eye irritation. Skin: May cause skin irritation. May be harmful if absorbed through the skin. Ingestion: May cause irritation of the digestive tract. May be harmful if swallowed. Inhalation: May cause 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. 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: Use adequate ventilation to keep airborne concentrations low. Exposure Limits CAS# 607-56-7: 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: Powder Color: white - grey Odor: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: Not available. Freezing/Melting Point: 285 - 298 deg C Autoignition Temperature: Not available. Flash Point: Not available. Explosion Limits, lower: Not available. Explosion Limits, upper: Not available. Decomposition Temperature: Solubility in water: Insoluble. Specific Gravity/Density: Molecular Formula: C21H16N2O Molecular Weight: 312.37 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Stable under normal temperatures and pressures. Conditions to Avoid: Incompatible materials. Incompatibilities with Other Materials: Strong oxidizing agents. Hazardous Decomposition Products: Nitrogen oxides, carbon monoxide, carbon dioxide. Hazardous Polymerization: Will not occur. Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 607-56-7 unlisted. LD50/LC50: Not available. Carcinogenicity: N,N'-Di-(1-naphthyl)urea - 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: Not available. Risk Phrases: Safety Phrases: S 24/25 Avoid contact with skin and eyes. WGK (Water Danger/Protection) CAS# 607-56-7: No information available. Canada CAS# 607-56-7 is listed on Canada's NDSL List. CAS# 607-56-7 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 607-56-7 is listed on the TSCA inventory. SECTION 16 - ADDITIONAL INFORMATION N/A

毒性和生态

生态学数据: 对环境有危害，对水体有污染，禁止进入水体。

安全

• 危害码 (欧洲): T
• 风险声明 (欧洲): R25
• 安全声明 (欧洲): S45
• 海关编码: 2924299090

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海关

海关编码	2924299090
中文概述	2924299090. 其他环酰胺（包括环氨基甲酸酯）（包括其衍生物以及他们的盐）. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:30.0%
申报要素	品名, 成分含量, 用途, 包装
Summary	2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%