1124-08-9

• 常用中文名：1,4-二碘-2,5-二甲基苯
• 常用英文名：1,4-diiodo-2,5-dimethylbenzene
• CAS号：1124-08-9
• 分子式：C₈H₈I₂
• 分子量：357.95800
• 发布时间：2018-07-08 16:04:37
• 更新时间：2024-01-05 13:32:54

名称

• 中文名: 1,4-二碘-2,5-二甲苯
• 英文名: 1,4-diiodo-2,5-dimethylbenzene
• 英文别名: 2,5-Diiodo-1,4-xylene; 1,4-diiodo-2,5-dimethyl benzene; 2,5-diiodo-para-xylene; 2,5-diiodo-1,4-dimethylbenzene; MFCD00829126; 2,5-dimethyl-1,4-diiodobenzene; 2,5-Diiodo-p-xylene

物化性质

• 密度: 2.154g/cm3
• 沸点: 306.2ºC at 760 mmHg
• 熔点: 103-104ºC
• 分子式: C₈H₈I₂
• 分子量: 357.95800
• 闪点: 147.6ºC
• 精确质量: 357.87200
• LogP: 3.51260
• 蒸汽压: 0.00142mmHg at 25°C
• 折射率: 1.665
• 储存条件: 室温，干燥
• 分子结构:

  1、 摩尔折射率：61.71

  2、 摩尔体积（cm³/mol）：166.1

  3、 等张比容（90.2K）：433.7

  4、 表面张力（dyne/cm）：46.4

  5、 极化率（10-24cm3）：24.46

• 计算化学:

  1.疏水参数计算参考值（XlogP）:4

  2.氢键供体数量:0

  3.氢键受体数量:0

  4.可旋转化学键数量:0

  5.互变异构体数量:无

  6.拓扑分子极性表面积0

  7.重原子数量:10

  8.表面电荷:0

  9.复杂度:99.8

  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.熔点（ºC）：103-104

MSDS

Name: 1 4-Diiodo-2 5-dimethylbenzene 97% Material Safety Data Sheet Synonym: 2,5-Diiodo-1,4-xylen CAS: 1124-08-9 Section 1 - Chemical Product MSDS Name:1 4-Diiodo-2 5-dimethylbenzene 97% Material Safety Data Sheet Synonym:2,5-Diiodo-1,4-xylen Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS CAS# Chemical Name content EINECS# 1124-08-9 1,4-Diiodo-2,5-dimethylbenzene 97% unlisted Hazard Symbols: XI Risk Phrases: 36/37/38 Section 3 - HAZARDS IDENTIFICATION EMERGENCY OVERVIEW Irritating to eyes, respiratory system and skin.Light sensitive. 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. Do not store in direct sunlight. 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# 1124-08-9: 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: white Odor: Not available. pH: Not available. Vapor Pressure: Not available. Viscosity: Not available. Boiling Point: Not available. Freezing/Melting Point: 103 - 104 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: Specific Gravity/Density: Molecular Formula: C8H8I2 Molecular Weight: 358 Section 10 - STABILITY AND REACTIVITY Chemical Stability: Not available. Conditions to Avoid: Incompatible materials, light. Incompatibilities with Other Materials: Oxidizing agents. Hazardous Decomposition Products: Carbon monoxide, carbon dioxide, hydrogen iodide, iodine, acrid smoke and fumes. Hazardous Polymerization: Has not been reported Section 11 - TOXICOLOGICAL INFORMATION RTECS#: CAS# 1124-08-9 unlisted. LD50/LC50: Not available. Carcinogenicity: 1,4-Diiodo-2,5-dimethylbenzene - 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# 1124-08-9: No information available. Canada None of the chemicals in this product are listed on the DSL/NDSL list. CAS# 1124-08-9 is not listed on Canada's Ingredient Disclosure List. US FEDERAL TSCA CAS# 1124-08-9 is not listed on the TSCA inventory. It is for research and development use only. SECTION 16 - ADDITIONAL INFORMATION N/A

安全

• 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: 2903999090

合成路线

106-42-3 ~96% 1124-08-9

文献：Muraki, Takahito; Togo, Hideo; Yokoyama, Masataka Journal of Organic Chemistry, 1999 , vol. 64, # 8 p. 2883 - 2889

1122-42-5 ~% 1124-08-9

文献：Mascarelli; Longo Gazzetta Chimica Italiana, 1941 , vol. 71, p. 297,299 Full Text Show Details Varma; Raman Journal of the Indian Chemical Society, 1935 , vol. 12, p. 343 Full Text Show Details Mascarelli; Longo Atti della Accademia Nazionale dei Lincei, Classe di Scienze Fisiche, Matematiche e Naturali, Rendiconti, 1937 , vol. <6> 26, p. 292,296 Gazzetta Chimica Italiana, 1938 , vol. 68, p. 121,127

上下游产品

上游产品  2
106-42-3 1122-42-5
下游产品  5
20856-80-8 20260-22-4 53-70-3 135078-57-8
56403-29-3

海关

海关编码	2903999090
中文概述	2903999090 其他芳烃卤化衍生物. 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:5.5% 普通关税:30.0%
申报要素	品名, 成分含量, 用途
Summary	2903999090 halogenated derivatives of aromatic hydrocarbons VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%