Merck
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TX0279

Supelco

四氢呋喃

Meets Reagent Specifications for testing USP/NF monographs OmniSolv®

Synonym(s):
THF, 环氧丁烷, 环氧丙烷, 四氢呋喃
Empirical Formula (Hill Notation):
C4H8O
CAS Number:
Molecular Weight:
72.11
Beilstein:
102391
MDL编号:
EC索引号:
203-726-8

质量水平

100

Agency

meets USP/NF

蒸汽密度

2.5 (vs air)

蒸汽压

114 mmHg ( 15 °C)
143 mmHg ( 20 °C)

产品线

OmniSolv®

测定

≥99.9% (GC)

形式

liquid

自燃温度

610 °F

保质期

12 mo. (from manufacture date)

expl. lim.

1.8-11.8 %

杂质

≤0.02% Peroxide (as H2O2)
≤0.02% Water (H2O)
≤0.8 μeq/g Titrable acid

蒸发残留物

≤2 ppm

颜色

APHA: ≤10

折射率

n20/D 1.407 (lit.)

pH值(酸碱度)

7-8 (20 °C, 200 g/L in H2O)

bp

65-67 °C (lit.)

mp

−108 °C (lit.)

转变温度

flash point -20 °C

密度

0.889 g/mL at 25 °C (lit.)

UV cutoff

≤212 nm

紫外吸收

λ: 212 nm Amax: ≤1.00
λ: 225 nm Amax: ≤0.50
λ: 250 nm Amax: ≤0.10
λ: 300 nm Amax: ≤0.005

运输

ambient

储存温度

no temp limit

SMILES string

C1CCOC1

InChI

1S/C4H8O/c1-2-4-5-3-1/h1-4H2

InChI key

WYURNTSHIVDZCO-UHFFFAOYSA-N

Related Categories

包装

1, 4 l in Glas bottle pre packed
100 ml in Glass bottle
18.9 l in Barrel stainl. st.
20 l in Plastic barrel

应用

Meets Reagent Specifications for testing USP/NF monographs OmniSolv®
TX0279P-1 is packaged in poly coated glass bottles

制备说明

Product filtered through a 0.2 μm filter

分析说明

Expiration dateExp 12 months from mfg dateAssay (GC)99.9% minColor (APHA)10 maxEvaporation residue2ppm maxFiltered through 0.2 µm filterTo pass testFormClear liquidIdentity (IR-spectrum)ConformsPeroxide (as H2O2)*0.02% maxRefractive index (at 20°C)Titrable acid0.8µeq/g maxUV Abs. at 212 nm1.00AU maxUV Abs. at 225 nm0.50AU maxUV Abs. at 250 nm0.10AU maxUV Abs. at 300 nm0.005AU maxUV Cut-off212nm maxWater (H2O)0.02% max

法律信息

OMNISOLV is a registered trademark of Merck KGaA, Darmstadt, Germany

警示用语:

Danger

危险分类

Acute Tox. 4 Oral - Carc. 2 - Eye Irrit. 2 - Flam. Liq. 2

补充剂危害

储存分类代码

3 - Flammable liquids

WGK

WGK 1

闪点(F)

-4.0 °F

闪点(C)

-20 °C

Certificate of Analysis

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Certificate of Quality

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