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Merck
CN

M53701

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:
29427-58-5
Molecular Weight:
172.16
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
24896819
EC Number:
249-622-6
Beilstein/REAXYS Number:
3722928
MDL number:
MFCD00013132
Assay:
99%

Key Documents

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InChI key

MDFRYRPNRLLJHT-UHFFFAOYSA-N

InChI

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

SMILES string

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

assay

99%

mp

118-120 °C (lit.)

Quality Level

100

Gene Information

human ... OPRD1(4985), OPRK1(4986), OPRM1(4988)
rat ... Oprd1(24613), Oprm1(25601)

Related Categories

Legal Information

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

pictograms

Exclamation mark
GHS07

signalword

Warning

Hazard Classifications

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

target_organs

Respiratory system

Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

dust mask type N95 (US), Eyeshields, Gloves

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Certificates of Analysis (COA)

Lot/Batch Number
STBJ1134
BCBB7503
STBC7137V
S44181V
S44181

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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
Kinetics of chemical modification of arginine and lysine residues in calf thymus histone H1.
K Mita et al.
Biopolymers, 20(6), 1103-1112 (1981-06-01)
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
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