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M53701

Sigma-Aldrich

o-Methylisourea bisulfate

99%

Synonym(s):

2-Methylpseudourea monosulfate (1:1), OMI®

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About This Item

Linear Formula:
H2NC(OCH3)=NH · H2SO4
CAS Number:
Molecular Weight:
172.16
Beilstein:
3722928
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

Quality Level

Assay

99%

mp

118-120 °C (lit.)

SMILES string

COC(N)=N.OS(O)(=O)=O

InChI

1S/C2H6N2O.H2O4S/c1-5-2(3)4;1-5(2,3)4/h1H3,(H3,3,4);(H2,1,2,3,4)

InChI key

MDFRYRPNRLLJHT-UHFFFAOYSA-N

Legal Information

OMI is a registered trademark of Merck KGaA, Darmstadt, Germany

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

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

Certificates of Analysis (COA)

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Dmitry S Loginov et al.
Parasites & vectors, 12(1), 212-212 (2019-05-08)
The availability of tick in vitro cell culture systems has facilitated many aspects of tick research, including proteomics. However, certain cell lines have shown a tissue-specific response to infection. Thus, a more thorough characterization of tick cell lines is necessary.
Cheng Guo et al.
European journal of mass spectrometry (Chichester, England), 24(5), 384-396 (2018-07-26)
Modified peptides fragmented by collision-induced dissociation can offer additional sequence information, which is beneficial for the de novo sequencing of peptides. Here, the model peptide VQGESNDLK was carbamylated. The optimal conditions were as follows: temperature of 90℃, pH of 7
Valerie J Carabetta et al.
Journal of the American Society for Mass Spectrometry, 21(6), 1050-1060 (2010-03-09)
The study of isolated protein complexes has greatly benefited from recent advances in mass spectrometry instrumentation and quantitative, isotope labeling techniques. The comprehensive characterization of protein complex components and quantification of their relative abundance relies heavily upon maximizing protein and
K M Fazili et al.
Biochemistry and molecular biology international, 31(5), 807-816 (1993-12-01)
Using acetic anhydride, potassium cyanate and O-methyl isourea six chemically modified derivatives of bovine serum albumin with chemical modification on lysine side chains have been prepared. All the modified preparations were found to be homogeneous with respect to size and
Complex formation of guanidinated bovine trypsin inhibitor (Kunitz) with trypsin, chymotrypsin and trypsinogen as studied by the spin-label technique.
H R Wenzel et al.
FEBS letters, 140(1), 53-57 (1982-04-05)

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