跳转至内容
Merck
CN

87368-M

四氢呋喃

≥99.9%, ACS reagent, contains ~0.025% 2, 6-di-tert-butyl-4-methylphenol as stabilizer, 250 ppm BHT as inhibitor, suitable for solid phase extraction (SPE), reag. Ph. Eur.

别名:

丁烯氧化物, 四亚甲基氧化物, 氧杂环戊烷

登录 查看组织和合同定价。

选择尺寸

变更视图

关于此项目

经验公式(希尔记法):
C4H8O
化学文摘社编号:
分子量:
72.11
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352005
EC Number:
203-726-8
MDL number:
Beilstein/REAXYS Number:
102391
Assay:
≥99.9%
Grade:
puriss. p.a., ACS reagent
Technique(s):
solid phase extraction (SPE): suitable
Bp:
65-67 °C (lit.)
Vapor pressure:
114 mmHg ( 15 °C), 143 mmHg ( 20 °C)
技术服务
需要帮助?我们经验丰富的科学家团队随时乐意为您服务。
让我们为您提供帮助


产品名称

四氢呋喃, contains 250 ppm BHT as inhibitor, puriss. p.a., ACS reagent, reag. Ph. Eur., ≥99.9%

grade

puriss. p.a., ACS reagent

Quality Level

agency

reag. Ph. Eur.

vapor density

2.5 (vs air)

vapor pressure

114 mmHg ( 15 °C), 143 mmHg ( 20 °C)

assay

≥99.9%

form

liquid

autoignition temp.

610 °F

contains

250 ppm BHT as inhibitor, ~0.025% 2,6-di-tert-butyl-4-methylphenol as stabilizer

expl. lim.

1.8-11.8 %

technique(s)

solid phase extraction (SPE): suitable

impurities

≤0.001% free acid (as CH3COOH), ≤0.005% peroxides (as H2O2), ≤0.05% water

evapn. residue

≤0.001%

refractive index

n20/D 1.407

pH

~7

bp

65-67 °C (lit.)

mp

−108 °C (lit.)

density

0.887 g/mL at 20 °C, 0.889 g/mL at 25 °C (lit.)

SMILES string

C1CCOC1

cation traces

Al: ≤0.5 mg/kg, B: ≤0.02 mg/kg, Ba: ≤0.1 mg/kg, Bi: ≤0.1 mg/kg, Ca: ≤0.5 mg/kg, Cd: ≤0.05 mg/kg, Co: ≤0.02 mg/kg, Cr: ≤0.02 mg/kg, Cu: ≤0.02 mg/kg, Fe: ≤0.1 mg/kg, K: ≤0.5 mg/kg, Li: ≤0.1 mg/kg, Mg: ≤0.1 mg/kg, Mn: ≤0.02 mg/kg, Mo: ≤0.1 mg/kg, Na: ≤0.5 mg/kg, Ni: ≤0.02 mg/kg, Pb: ≤0.1 mg/kg, Sn: ≤0.1 mg/kg, Sr: ≤0.1 mg/kg, Zn: ≤0.1 mg/kg

InChI

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

InChI key

WYURNTSHIVDZCO-UHFFFAOYSA-N

General description

The product is tetrahydrofuran (THF) and it contains 250ppm BHT (Butylated hydroxytoluene) as an inhibitor. THF is widely employed as a solvent. It constitutes the key fragment of various natural products (polyether antibiotics). THF forms double hydrate with hydrogen sulfide. Crystal structure of this double hydrate has been investigated by three-dimensional single-crystal studies. Butane-1,4-diol is formed as an intermediate during the synthesis of THF. Hot THF is useful for the dissolution of polyvinylidene chloride (PVDV).

Application

Tetrahydrofuran has been used as a solvent for the preparation of sol-gel solution for coating solid phase microextraction (SPME) fibers in a study.

It may be used for the dissolution of poly-ε-caprolactone (PCL) and 1,3-diaminopentane, during the preparation of poly-ε-caprolactone (PCL)-hydroxyapatite (HA) scaffolds and acrylate-terminated poly(5-amino-1-pentanol-co-1,4-butanediol diacrylate) (C32)- 1,3-diaminopentane (117) polymer, respectively.

Analysis Note

miscible with water and ethanol (96%) pass

Other Notes

可能实行销售限制


Still not finding the right product?

Explore all of our products under 四氢呋喃


signalword

Danger

supp_hazards

存储类别

3 - Flammable liquids

flash_point_f

1.4 °F - closed cup

flash_point_c

-17.00 °C - closed cup

Hazard Classifications

Acute Tox. 4 Oral - Carc. 2 - Eye Dam. 1 - Flam. Liq. 2 - STOT SE 3

target_organs

Central nervous system, Respiratory system

法规信息

新产品

此项目有



历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

没有发现合适的版本?

如果您需要特殊版本,可通过批号或批次号查找具体证书。

已有该产品?

在文件库中查找您最近购买产品的文档。

访问文档库