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D7628

Dihydrouracil

powder

Synonym(s):

5,6-Dihydro-2,4-dihydroxypyrimidine

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About This Item

Empirical Formula (Hill Notation):
C4H6N2O2
CAS Number:
504-07-4
Molecular Weight:
114.10
NACRES:
NA.21
PubChem Substance ID:
24894143
UNSPSC Code:
12352005
EC Number:
207-982-1
MDL number:
MFCD00006029
Form:
powder
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Quality Segment

100

form

powder

mp

279-281 °C (lit.)

SMILES string

O=C1CCNC(=O)N1

InChI

1S/C4H6N2O2/c7-3-1-2-5-4(8)6-3/h1-2H2,(H2,5,6,7,8)

InChI key

OIVLITBTBDPEFK-UHFFFAOYSA-N

General description

Dihydrouracil (DiHU) is a minor base found in transfer ribonucleic acid (tRNA). It is similar to uracil with the only exception that the C5-C6 bond is saturated. It crystallized in the monoclinic system with space group P21/C. Its crystalline structure has been analyzed. Its generation from L-cysteine and uracil via photochemical addition has been described.

Application

Dihydrouracil has been used as a standard for ureido group in the colorimentric assay of transfer ribonucleic acid (tRNA).PMID 20946785

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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