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Merck
CN

389579

Sigma-Aldrich

δ-戊内酯

technical grade

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别名:
四氢-2H-2-吡喃酮
经验公式(希尔记法):
C5H8O2
CAS号:
分子量:
100.12
Beilstein:
106436
EC 号:
MDL编号:
UNSPSC代码:
12352100
PubChem化学物质编号:
NACRES:
NA.22

等级

technical grade

质量水平

形式

liquid

杂质

<25% polymer

折射率

n20/D 1.457 (lit.)

bp

226-229 °C (lit.)
58-60 °C/0.5 mmHg (lit.)

mp

−13-−12 °C (lit.)

密度

1.079 g/mL at 25 °C (lit.)

储存温度

−20°C

SMILES字符串

O=C1CCCCO1

InChI

1S/C5H8O2/c6-5-3-1-2-4-7-5/h1-4H2

InChI key

OZJPLYNZGCXSJM-UHFFFAOYSA-N

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应用

δ-戊内酯(四氢-2H-2-吡喃酮或 δ VL)可作为单体单元,用于通过开环聚合反应合成聚δ-戊内酯聚共轭酯。
它也可以用作合成(+)-瓜二酸 、δ-羟基戊酸酯钠 、甲基δ-羟基戊酸酯 和5-羟基戊醛的原料。

象形图

Corrosion

警示用语:

Danger

危险声明

预防措施声明

危险分类

Eye Dam. 1

WGK

WGK 1

闪点(°F)

233.6 °F

闪点(°C)

112 °C

个人防护装备

Eyeshields, Gloves, type ABEK (EN14387) respirator filter


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Total Synthesis of (+)-Guadinomic Acid via Hydroxyl-Directed Guanidylation
Reid BT, et al.
The Journal of Organic Chemistry, 83(16), 9492-9496 (2018)
Helen Lee et al.
Biomacromolecules, 6(6), 3119-3128 (2005-11-15)
Six amphiphilic diblock copolymers based on methoxy poly(ethylene glycol) (MePEG) and poly(delta-valerolactone) (PVL) with varying hydrophilic and hydrophobic block lengths were synthesized via a metal-free cationic polymerization method. MePEG-b-PVL copolymers were synthesized using MePEG with Mn = 2000 or Mn
Faquan Zeng et al.
Bioconjugate chemistry, 17(2), 399-409 (2006-03-16)
Epidermal growth factor (EGF)-conjugated copolymer micelles were prepared from a mixture of diblock copolymers of methoxy poly(ethylene glycol)-block-poly(delta-valerolactone) (MePEG-b-PVL) and EGF-PEG-b-PVL for targeted delivery to EGF receptor (EGFR)-overexpressing cancers. The block copolymers and functionalized block copolymers were synthesized using PEG
Motofumi Osaki et al.
The Journal of organic chemistry, 74(5), 1858-1863 (2009-02-03)
BETA-cyclodextrin (beta-CD)-based nanosphere 1 initiated the oligomerization of delta-valerolactone (delta-VL) on the surface of 1 to give oligo(delta-VL)-tethered beta-CD nanosphere 2 in bulk. Atomic force microscopy indicated that the molecular size of 2 is twice that of 1. The addition
Alice E van der Ende et al.
Journal of the American Chemical Society, 130(27), 8706-8713 (2008-06-12)
We present the synthesis of discrete functionalized polyester nanoparticles in selected nanoscale size dimensions via a controlled intermolecular chain cross-linking process. The novel technique involves the controlled coupling of epoxide functionalized polyesters with 2,2'-(ethylenedioxy)bis(ethylamine) to give well-defined nanoparticles with narrow

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