207772
碘
ACS reagent, ≥99.8%, solid
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关于此项目
经验公式（希尔记法）:
I2
化学文摘社编号:
分子量:
253.81
NACRES:
NA.21
PubChem Substance ID:
eCl@ss:
38050601
UNSPSC Code:
12141916
EC Number:
231-442-4
MDL number:
Beilstein/REAXYS Number:
3587194
Assay:
≥99.8%
Grade:
ACS reagent
Form:
solid
grade
ACS reagent
Quality Level
vapor density
9 (vs air)
vapor pressure
0.31 mmHg ( 25 °C), 1 mmHg ( 38.7 °C)
assay
≥99.8%
form
solid
resistivity
1.3E15 μΩ-cm
impurities
≤0.01% nonvolatiles
bp
184 °C (lit.)
mp
113 °C (lit.)
anion traces
Cl- and Br-: ≤0.005%
storage temp.
room temp
SMILES string
II
InChI
1S/I2/c1-2
InChI key
PNDPGZBMCMUPRI-UHFFFAOYSA-N
General description
碘在多种溶剂（二恶烷、异丁烯、对二甲苯和苯）中的介电质极化非常高。
Application
碘可用于催化：
- 5-(4-硝基苯基)-10,15,20-三苯基卟啉的合成。
- 饱和烃氧化性C-H键的胺化。
- 用苄氧羰基（Cbz）基团保护胺。
- β-酮酸酯或2-吡啶基-β-酯与烯烃直接氧化偶合/环化，分别生成二氢呋喃和中氮茚。
- 芳香族硫氰化反应生成芳基硫氰酸酯。
- 乙酸酐与纤维素酯化，生成三乙酸纤维素。
碘用于使薄层色谱（TLC）上易于显示9-溴壬酸、烯丙酯。它还用于制备氧化溶液，这是合成带有3′-端硫代磷酸的寡脱氧核苷酸所必需的。
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signalword
Danger
Hazard Classifications
Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Aquatic Acute 1 - Eye Irrit. 2 - Skin Irrit. 2 - STOT RE 1 Oral - STOT SE 3
target_organs
Respiratory system, Thyroid
存储类别
6.1C - Combustible acute toxic Cat.3 / toxic compounds or compounds which causing chronic effects
wgk
WGK 2
flash_point_f
Not applicable
flash_point_c
Not applicable
An Iodine-Catalyzed Hofmann-Loffler Reaction.
Martinez C and Mu?iz K.
Angewandte Chemie (International Edition in English), 54(28), 8287-8291 (2015)
Iodine/MeOH: a novel and efficient reagent system for thiocyanation of aromatics and heteroaromatics.
Yadav JS, et al.
Tetrahedron Letters, 45(14), 2951-2954 (2004)
Iodine catalyzed esterification of cellulose using reduced levels of solvent.
Biswas A, et al.
Carbohydrate Polymers, 68(3), 555-560 (2007)
全球贸易项目编号
| 货号 | GTIN |
|---|---|
| 207772-100G | 04061837768309 |
| 207772-500G | 04061837768323 |
| 207772-12KG | 04061838768964 |
| 207772-1KG | 04061838768971 |
| 207772-2.5KG | 04061838768988 |
| 207772-4X100G | 04061832562582 |
| 207772-5G | 04061838768995 |