中文名

四氫呋喃

中文同義

超干THF;四氫呋喃(需要相關(guān)證明);聚四氫呋喃,AVERAGE MN ~1,000;四氫呋喃,AR,99.0%;四氫呋喃,FOR HPLC,≥99.9%;無(wú)水THF;THF四氫呋喃;四氫呋喃, 99.5%, SPCDRY, WITH MOLECULAR SIEVES, WATER≤50 PPM (BY K.F.), SPCSEAL

英文名

Tetrahydrofuran

英文同義

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

結(jié)構(gòu)式

編輯

性質(zhì)

熔點(diǎn)

-108°C

沸點(diǎn)

66 °C

密度

0.887 g/mL at 20 °C

蒸氣密度

2.5 (vs air)

蒸氣壓

<0.01 mm Hg ( 25 °C)

折射率

n20/D 1.465

閃點(diǎn)

>230 °F

儲(chǔ)存條件

Store at +5°C to +30°C.

溶解度

water: soluble

形態(tài)

Liquid

顏色

<10(APHA)

比重

0.89

相對(duì)極性

0.207

氣味 (Odor)

Ethereal, detectable at 2 to 50 ppm

PH值

7-8 (200g/l, H2O, 20℃)

酸堿指示劑變色ph值范圍

7

爆炸極限值(explosive limit)

1.5-12.4%(V)

水溶解性

miscible

凝固點(diǎn)

-108℃

最大波長(zhǎng)(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).

穩(wěn)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)致癌物分類(lèi)

2B (Vol. 119) 2019

NIST化學(xué)物質(zhì)信息

Furan, tetrahydro-(109-99-9)

EPA化學(xué)物質(zhì)信息

Tetrahydrofuran (109-99-9)

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