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Merck
CN

296309

1,4-二氧六环

anhydrous, 99.8%, contains <=25 ppm BHT as stabilizer

别名:

二恶烷, 四氢呋喃

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关于此项目

经验公式（希尔记法）:
C4H8O2
化学文摘社编号:
123-91-1
分子量:
88.11
UNSPSC Code:
12352005
NACRES:
NA.21
PubChem Substance ID:
57648388
EC Number:
204-661-8
Beilstein/REAXYS Number:
102551
MDL number:
MFCD00006571
Grade:
anhydrous
Assay:
99.8%
Bp:
100-102 °C (lit.)
Vapor pressure:
27 mmHg ( 20 °C)
40 mmHg ( 25 °C)

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产品名称

1,4-二氧六环, anhydrous, 99.8%, contains <=25 ppm BHT as stabilizer

Quality Level

200

InChI key

RYHBNJHYFVUHQT-UHFFFAOYSA-N

InChI

1S/C4H8O2/c1-2-6-4-3-5-1/h1-4H2

SMILES string

C1COCCO1

grade

anhydrous

vapor density

3 (vs air)

vapor pressure

27 mmHg ( 20 °C)
40 mmHg ( 25 °C)

assay

99.8%

form

liquid

autoignition temp.

356 °F

expl. lim.

22 %

impurities

<0.003% water
<0.005% water (100 mL pkg)

evapn. residue

≤0.005%

refractive index

n20/D 1.422 (lit.)

pH

6.0-8 (20 °C, 500 g/L)

bp

100-102 °C (lit.)

mp

10-12 °C (lit.)

density

1.034 g/mL at 25 °C (lit.)

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Application

1,4-二恶烷可与芳基硼酸进行镍催化的氧化芳基化，形成α-芳基醚。
它可作为溶剂用于合成：
  • （氯甲基）二甲基苯基硅烷，来自氯（氯甲基）二甲基硅烷与苯基溴化镁通过锌催化的取代反应。
  • N（2,2,2-三氟-1-羟乙基）-乙酰胺，来自于2,2,2-三氟-1-甲氧基乙醇和乙酰胺。

Other Notes

货号296309-4X2L的产品即将停产。请订购296309-2L单瓶装，因为其物理参数与上述产品本质相同。

Packaging

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signalword

Danger

Hazard Classifications

Carc. 1B - Eye Irrit. 2 - Flam. Liq. 2 - STOT SE 3

target_organs

Respiratory system

supp_hazards

EUH019,EUH066

存储类别

3 - Flammable liquids

wgk

WGK 3

flash_point_f

51.8 °F - closed cup

flash_point_c

11 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

法规信息

危险化学品
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历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
SHBT1048
SHBS9525
SHBS7137
SHBS4608
SHBS1217

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Powell JR, et al.
Journal of Chemical and Engineering Data, 40(5), 1124-1126 (1995)
A xanthate-transfer approach to ?-trifluoromethylamines
Gagosz F and Zard FS
Organic Syntheses, 84, 32-32 (2007)
Tiffany N Vo et al.
Journal of biomedical materials research. Part A, 105(1), 110-117 (2016-08-26)
This study sought to characterize the composition and morphology of acellular mineralization occurring in thermally and chemically gelable hydrogels comprising copolymers of hydrophobic N-isopropylacrylamide as a function of hydrogel hydrophobicity and culture medium formulation. The deposition of calcium phosphate (CaP)
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Solvent Miscibility Table

Substances are said to be miscible in one another if they dissolve to form a uniform solution. Bookmark or download our miscibility table for common lab solvents.

Scale-Up Guide: Buchwald-Hartwig Amination

Preformed catalysts in the kit are stable but become air-sensitive when activated; Schlenk technique aids scale-up.

Scale-Up Guide: Buchwald-Hartwig Amination

Preformed catalysts in the kit are stable but become air-sensitive when activated; Schlenk technique aids scale-up.

溶剂混溶性表

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