中文名

四氢呋喃

中文同义

超干THF;四氢呋喃(需要相关证明);聚四氢呋喃,AVERAGE MN ~1,000;四氢呋喃,AR,99.0%;四氢呋喃,FOR HPLC,≥99.9%;无水THF;THF四氢呋喃;四氢呋喃, 99.5%, SPCDRY, WITH MOLECULAR SIEVES, WATER≤50 PPM (BY K.F.), SPCSEAL

英文名

Tetrahydrofuran

英文同义

TETRAMETHYLENE ETHER GLYCOL 2000 POLYMER;Tetrahydrofuran ,99.8% [Tetrahydrofuran,ACS/HPLC Certified];Tetrahydrofuran, 99.6%, stabilized with BHT, for analysis ACS;Tetrahydrofuran, 99+%, stabilized with BHT, extra pure;Tetrahydrofuran, 99.9%, anhydrous, stabilized, extra pure;Tetrahydrofuran, 99.5+%, for spectroscopy;Tetrahydrofuran, 99.8%, unstabilized, for HPLC;Tetrahydrofuran, 99.85%, water <50 ppm, stabilized, extra dry

CAS

109-99-9

分子式

C4H8O

分子量

72.11

EINECS

203-726-8

结构式

编辑

性质

熔点

-108°C

沸点

66 °C

密度

0.887 g/mL at 20 °C

蒸气密度

2.5 (vs air)

蒸气压

<0.01 mm Hg ( 25 °C)

折射率

n20/D 1.465

闪点

>230 °F

储存条件

Store at +5°C to +30°C.

溶解度

water: soluble

形态

Liquid

颜色

<10(APHA)

比重

0.89

相对极性

0.207

气味 (Odor)

Ethereal, detectable at 2 to 50 ppm

PH值

7-8 (200g/l, H2O, 20℃)

酸碱指示剂变色ph值范围

7

爆炸极限值(explosive limit)

1.5-12.4%(V)

水溶解性

miscible

凝固点

-108℃

最大波长(λmax)

λ: 245 nm Amax: ≤0.26
λ: 275 nm Amax: ≤0.046
λ: 315 μm Amax: ≤0.0044

敏感性

Air Sensitive & Hygroscopic

Merck

14,9211

BRN

102391

Henrys Law Constant

1.54 (static headspace-GC, Welke et al., 1998)

暴露限值

TLV-TWA 200 ppm (590 mg/m3) (ACGIH,
MSHA, and OSHA); STEL 250 ppm
(ACGIH); IDLH 20,000 ppm (NIOSH).

稳定性

Stable. Incompatible with halogens, strong oxidizing agents, strong reducing agents, strong bases, oxygen. May generate explosive peroxides in storage if in contact with air. Highly flammable. Store at room temperature under nitrogen. Hazardous polymerisation may occur. Light sensitive. May contain 2,6-di-tertbutyl-4-methylphenol (BHT) as a s

InChIKey

WYURNTSHIVDZCO-UHFFFAOYSA-N

(IARC)致癌物分类

2B (Vol. 119) 2019

NIST化学物质信息

Furan, tetrahydro-(109-99-9)

EPA化学物质信息

Tetrahydrofuran (109-99-9)

本公司的所有产品仅用于科学研究或者工业应用等非医疗目的，不可用于人类或动物的临床诊断或治疗，非药用，非食用。