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Key Documents

B103004

Sigma-Aldrich

N-Butylurea

99%

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About This Item

Linear Formula:
CH3(CH2)3NHCONH2
CAS Number:
Molecular Weight:
116.16
Beilstein:
1744775
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

99%

form

crystals

mp

95-98 °C (lit.)

SMILES string

CCCCNC(N)=O

InChI

1S/C5H12N2O/c1-2-3-4-7-5(6)8/h2-4H2,1H3,(H3,6,7,8)

InChI key

CNWSQCLBDWYLAN-UHFFFAOYSA-N

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Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Acute Tox. 4 Oral

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Joanna Krakowiak et al.
Journal of biological physics, 45(2), 161-172 (2019-03-25)
The results of thermal studies of denaturation of hen egg white lysozyme (HEWL) in water and an aqueous solution of N-butylurea (BU) are presented. High-precision densimetric measurements were used to characterize and analyze the changes of the specific volume, v
Srinivasan R Nagarajan et al.
Bioorganic & medicinal chemistry, 11(22), 4769-4777 (2003-10-15)
The human immunodeficiency virus (HIV) has been shown to be the causative agent for AIDS. The HIV virus encodes for a unique aspartyl protease that is essential for the production of enzymes and proteins in the final stages of maturation.
Arye Rubinstein
Current pharmaceutical design, 11(29), 3769-3778 (2005-11-25)
The HIV-1 epidemic continues to spread at a rate of over 15, 000 new cases daily. HIV-1 transmission through heterosexual contact became the dominant risk for women globally. About half of the over 40 million HIV-1 infected individuals worldwide are
Ai Ito et al.
Chemical & pharmaceutical bulletin, 58(1), 82-86 (2010-01-05)
Otherwise inaccessible tropolonylureas were prepared by reaction of t-butylurea with appropriate amines, with elimination of t-butylamine. This method is also generally applicable for urea synthesis.
K Fujii et al.
Cancer letters, 18(3), 321-328 (1983-04-01)
A subcutaneous injection of 1-butyl-1-nitrosourea (BNU) at the maximum tolerated dose (333 mg/kg body wt.) to newborn CDF1 mice induced adenocarcinoma and adenoma of the lung, adenoma of the liver, thymic or non-thymic lymphoma and neurinoma of the acusticus nerve;

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