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About This Item
Linear Formula:
NH2CONH2
CAS Number:
Molecular Weight:
60.06
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
MDL number:
Beilstein/REAXYS Number:
635724
Product Name
Urea, United States Pharmacopeia (USP) Reference Standard
InChI key
XSQUKJJJFZCRTK-UHFFFAOYSA-N
InChI
1S/CH4N2O/c2-1(3)4/h(H4,2,3,4)
SMILES string
NC(N)=O
grade
pharmaceutical primary standard
API family
urea
manufacturer/tradename
USP
mp
132-135 °C (lit.)
density
1.335 g/mL at 25 °C (lit.)
application(s)
pharmaceutical (small molecule)
format
neat
storage temp.
15-25°C
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Analysis Note
These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.
Application
Urea USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia. Also, for use with USP monographs such as:
- Urea C 13
- Urea Compounded Irrigation
- Fluorouracil Cream
- Allantoin
- Fluorouracil
Used for the denaturation of proteins and as a mild solubilization agent for insoluble or denatured proteins. Useful for renaturing proteins from samples already denatured with 6 M guanidine chloride such as inclusion bodies. May be used with guanidine hydrochloride and dithiothreitrol (DTT) in the refolding of denatured proteins into their native or active form.
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.
Other Notes
Sales restrictions may apply.
Storage Class
11 - Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
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Allantoin
United States Pharmacopeia, 40(6), 130-130 (2019)
Urea
United States Pharmacopeia, 40(4), 4555-4555 (2020)
Fluorouracil
United States Pharmacopeia, 39(3), 1954-1954 (2020)
A mechanically and electrically self-healing supercapacitor.
Hua Wang et al.
Advanced materials (Deerfield Beach, Fla.), 26(22), 3638-3643 (2014-02-21)
Oliver C Witard et al.
Brain, behavior, and immunity, 39, 211-219 (2013-10-15)
The present study examined whether a high protein diet prevents the impaired leukocyte redistribution in response to acute exercise caused by a large volume of high-intensity exercise training. Eight cyclists (VO2max: 64.2±6.5mLkg(-1)min(-1)) undertook two separate weeks of high-intensity training while
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