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安全信息

532975

Sigma-Aldrich

吡啶-d5

≥99.5 atom % D

别名:

氘代吡啶

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About This Item

经验公式（希尔记法）:
C5D5N
CAS号:
7291-22-7
分子量:
84.13
Beilstein:
114377
EC 号:
230-720-2
MDL编号:
MFCD00044639
UNSPSC代码:
12142201
eCl@ss:
39151701
PubChem化学物质编号:
24877931
NACRES:
NA.11

同位素纯度

≥99.5 atom % D

质量水平

200

方案

≥99% (CP)

表单

liquid

expl. lim.

0.34-6.3 % (lit.)

技术

NMR: suitable

杂质

≤0.05% water
water

折射率

n20/D 1.506 (lit.)

pH值（酸碱度）

8.5 (0.2 g/L)

沸点

114.4 °C (lit.)

mp

-41 °C (lit.)

密度

1.05 g/mL at 25 °C (lit.)

质量偏移

M+5

SMILES字符串

[2H]c1nc([2H])c([2H])c([2H])c1[2H]

InChI

1S/C5H5N/c1-2-4-6-5-3-1/h1-5H/i1D,2D,3D,4D,5D

InChI key

JUJWROOIHBZHMG-RALIUCGRSA-N

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相关类别

一般描述

吡啶-d 5 是一种氘代 NMR 溶剂，可用于基于 NMR 的研究和分析。采用钯催化 H/D（氢/氘）交换反应合成了吡啶水合物。吡啶-d 5 的红外和拉曼光谱在 300–4000 cm -1 范围内被记录。

应用

吡啶-d 5 可作为 1 H NMR 的溶剂，用于云杉和桦木木质素乙酸酯的结构分析。

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象形图

FlameExclamation mark
GHS02,GHS07

警示用语：

Danger

危险分类

Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Acute Tox. 4 Oral - Eye Irrit. 2 - Flam. Liq. 2 - Skin Irrit. 2

储存分类代码

3 - Flammable liquids

WGK

WGK 2

闪点(°F)

62.6 °F

闪点(°C)

17 °C

个人防护装备

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

法规信息

危险化学品
美国出口管控1C298产品

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
MBBD9805
MBBD5183
MBBD5182
MBBC6245
MBBD6596

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Aromatic cation ionic liquids (ILs) based on alkylpyridiniums are shown to be good phenol extractants from model oils (hexane/toluene). ILs with hard basic anions are found to have best extraction efficiency consistent with tetraalkylammonium salts ([NR4]X). Key extraction interactions were
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Lundquist K and Von Unge S.
Acta Chemica Scandinavica. Series B, 40, 791-797 (1986)
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A new nortriterpene saponin, 3-O-β-d-glucuronopyranosyl-30-norolean-12,20(29)-dien-23- oxo-28-oic acid, namely bigelovii D (11), was isolated from the hydroalcoholic extract of herbs of Salicornia bigelovii along with 10 known saponins (1-10). Their chemical structures were identified on the basis of spectroscopic analyses including
Shao-Dan Chen et al.
Fitoterapia, 102, 67-73 (2015-02-24)
Five new diarylheptanoids (1-5), along with nine known ones (6-14), were isolated from the rhizomes of Curcuma kwangsiensis. Their structures were established on the basis of spectroscopic analyses. Compounds 1-3 were cyclic diarylheptanoids rarely discovered from C. kwangsiensis. Of all
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We report the isolation and complete structure of an isomer of rebaudioside D, known as rebaudioside D2. This novel steviol glycoside was isolated from a bioconversion reaction of rebaudioside A to rebaudioside D. Rebaudioside D2 possesses a relatively rare 1
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