-
CAS号:
-
123-91-1
-
英文名称:
-
1,4-Dioxane
-
英文同义词:
-
DIOX;AAAAA;Diokan;Dioxan;Dioksan;p-Dioxan;Dioxanne;P-DIOXANE;4-Dioxane;AROSE IEF
-
中文名称:
-
1,4-二氧六环
-
中文同义词:
-
二烷;二噁烷;二恶烷;乙丙醇;双乙酐;二氧己环;二甲甲砜;PFU酶;对二恶烷;二氧六环
-
-
-
分子式:
-
C4H8O2
-
分子量:
-
88.11
-
-
- 熔点 :
- 12 °C
-
|
- 沸点 :
- 101 °C
-
|
- 密度 :
- 1.034 g/mL at 25 °C(lit.)
-
|
- 蒸气密度:
- 3 (vs air)
-
|
- 蒸气压:
- 27 mm Hg ( 20 °C)
-
|
- 折射率 :
- n 20/D 1.422(lit.)
-
|
- 闪点 :
- 54 °F
-
|
- 储存条件 :
- Flammables area
-
|
- 溶解度 :
- Soluble in acetone, alcohol, benzene, and ether (Weast, 1986). Miscible with most organic solvents (Huntress and Mulliken, 1941) including 2-methylpropanol, toluene, cychexanone, and cyclopentanone.
-
|
- 形态:
- Solution
-
|
- 颜色:
- APHA: ≤20
-
|
- 气味 (Odor):
- Mild ether-like odor detectable at 0.8 to 172 ppm (mean = 12 ppm)
-
|
- PH值:
- 6-8 (500g/l, H2O, 20℃)
-
|
- 爆炸极限值(explosive limit):
- 1.7-25.2%(V)
-
|
- 水溶解性 :
- SOLUBLE
-
|
- 最大波长(λmax):
- λ: 220 nm Amax: ≤0.70λ: 235 nm Amax: ≤0.50λ: 250 nm Amax: ≤0.20λ: 270 nm Amax: ≤0.10λ: 295-400 nm Amax: ≤0.01
-
|
- 敏感性 :
- Hygroscopic
-
|
- Merck :
- 14,3300
-
|
- BRN :
- 102551
-
|
- Henry's Law Constant:
- 4.89(x 10-6 atm?m3/mol) (static headspace-GC, Welke et al., 1998)
-
|
- 暴露限值:
- TLV-TWA 25 ppm (≈90 mg/m3) (ACGIH), 100 ppm (MSHA and OSHA); carcinogenicity: Animal Sufficient Evidence (IARC).
-
|
- 稳定性:
- Stable. Incompatible with oxidizing agents, oxygen, halogens, reducing agents, moisture. Highly flammable - note wide explosive range. May form explosive peroxides in storage (rate of formation increased by heating, evaporation or exposure to light).
-
|
- InChIKey:
- RYHBNJHYFVUHQT-UHFFFAOYSA-N
-
|
- CAS 数据库:
- 123-91-1(CAS DataBase Reference)
-
|
- (IARC)致癌物分类:
- 2B (Vol. 11, Sup 7, 71) 1999
-
|
- NIST化学物质信息:
- 1,4-Dioxane(123-91-1)
-
|
- EPA化学物质信息:
- 1,4-Dioxane (123-91-1)
-
|
|
|
| 危险类别码 : |
45-46-11-36/38-48/23/24/25-65-66-40-36/37-19-41-37/38-39/23/24/25-23/24/25-48/20/22-38-22-36/37/38-10 |
|
| 安全说明 : |
9-16-36/37-46-45-53-7-62-26-24/25-23-S9-S46-S36/37-S16 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| 毒害物质数据: |
123-91-1(Hazardous Substances Data) |
|
| 毒性: |
LD50 in mice, rats (ml/kg): 5.7, 5.2 orally (Laug) |
|
|
