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Merck
CN

Y0000676

吉西他滨杂质A

European Pharmacopoeia (EP) Reference Standard

别名:

胞嘧啶, 4-氨基-2-羟基嘧啶, 4-氨基嘧啶-2-(1 H )-酮

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关于此项目

经验公式(希尔记法):
C4H5N3O
化学文摘社编号:
分子量:
111.10
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
MDL number:
Beilstein/REAXYS Number:
2637
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grade

pharmaceutical primary standard

API family

gemcitabine

manufacturer/tradename

EDQM

mp

>300 °C (lit.)

application(s)

pharmaceutical (small molecule)

format

neat

storage temp.

2-8°C

SMILES string

NC1=NC(=O)NC=C1

InChI

1S/C4H5N3O/c5-3-1-2-6-4(8)7-3/h1-2H,(H3,5,6,7,8)

InChI key

OPTASPLRGRRNAP-UHFFFAOYSA-N

General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.For further information and support please go to the website of the issuing Pharmacopoeia.

Application

Gemcitabine impurity A EP Reference standard, intended for use in laboratory tests only as specifically prescribed in the European Pharmacopoeia.

Packaging

The product is delivered as supplied by the issuing Pharmacopoeia. For the current unit quantity, please visit the EDQM reference substance catalogue.

Other Notes

Sales restrictions may apply.


存储类别

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable



历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Yong Liu et al.
Hypertension (Dallas, Tex. : 1979), 63(4), 827-838 (2014-01-15)
Analysis of 5-hydroxymethylcytosine (5hmC) at single-base resolution has been largely limited to studies of stem cells or developmental stages. Given the potential importance of epigenetic events in hypertension, we have analyzed 5hmC and 5-methylcytosine (5mC) at single-base resolution in the
C P Walsh et al.
Current topics in microbiology and immunology, 301, 283-315 (2006-03-31)
Cytosine methylation is a common form of post-replicative DNA modification seen in both bacteria and eukaryotes. Modified cytosines have long been known to act as hotspots for mutations due to the high rate of spontaneous deamination of this base to
Benjamin Delatte et al.
Briefings in functional genomics, 12(3), 191-204 (2013-04-30)
Epigenetic genome marking and chromatin regulation are central to establishing tissue-specific gene expression programs, and hence to several biological processes. Until recently, the only known epigenetic mark on DNA in mammals was 5-methylcytosine, established and propagated by DNA methyltransferases and



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货号GTIN
Y000067604061837577659