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Merck
CN

41664

1,3-Dimethyl-3,4,5,6-tetrahydro-2(1H)-pyrimidinone

purum, ≥96.0% (GC)

Synonym(s):

1,3-Dimethyl-2-oxohexahydropyrimidine, N,N′-Dimethylpropylene urea, DMPU

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About This Item

Empirical Formula (Hill Notation):
C6H12N2O
CAS Number:
7226-23-5
Molecular Weight:
128.17
EC Number:
230-625-6
UNSPSC Code:
12352000
MDL number:
MFCD00006550
Beilstein/REAXYS Number:
110562

Key Documents

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grade

purum

assay

≥96.0% (GC)

refractive index

n20/D 1.488 (lit.), n20/D 1.489

bp

146 °C/44 mmHg (lit.)

density

1.06 g/mL at 25 °C (lit.)

SMILES string

CN1CCCN(C)C1=O

InChI

1S/C6H12N2O/c1-7-4-3-5-8(2)6(7)9/h3-5H2,1-2H3

InChI key

GUVUOGQBMYCBQP-UHFFFAOYSA-N

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Danger

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Repr. 2

Storage Class

10 - Combustible liquids

wgk

WGK 1

flash_point_f

249.8 °F - closed cup

flash_point_c

121 °C - closed cup

ppe

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

Regulatory Information

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F Giallongo et al.
Journal of dairy science, 98(5), 3292-3308 (2015-03-03)
This experiment was conducted with the objective to investigate the effects of slow-release urea and rumen-protected (RP) Met and His supplementation of a metabolizable protein (MP)-deficient diet (according to NRC, 2001) on lactation performance of dairy cows. Sixty lactating Holstein

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