O-Methylisourea hemisulfate

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Names

[ CAS No. ]:
52328-05-9

[ Name ]:
O-Methylisourea hemisulfate

[Synonym ]:
O-Methylisourea hemisulfate
O-Methylisourea hemisulfate salt
Bis[amino(methoxy)methaniminium] sulfate
Methyl carbamimidate sulfate (2:1)
EINECS 257-851-8
MFCD00040594
O-Methylpseudourea Sulfate
2-Methylisouronium sulfate
Carbamimidic acid, methyl ester, sulfate (2:1)
O-Methylisourea Sulfate

Chemical & Physical Properties

[ Boiling Point ]:
66.9ºC at 760 mmHg

[ Melting Point ]:
163-167 °C(lit.)

[ Molecular Formula ]:
C4H14N4O6S

[ Molecular Weight ]:
246.242

[ Flash Point ]:
165.7ºC

[ Exact Mass ]:
246.063400

[ PSA ]:
201.18000

[ LogP ]:
1.08060

[ Storage condition ]:
-20°C

[ Water Solubility ]:
1000 g/L (20 ºC)

MSDS

Safety Information

[ Personal Protective Equipment ]:
Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter

[ Hazard Codes ]:
Xi

[ Risk Phrases ]:
36/37/38

[ Safety Phrases ]:
24/25

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
1

[ HS Code ]:
2925290090

Precursor & DownStream

Precursor

DownStream

  • 4-Pyrimidinol, 6-amino-2-methoxy- (9CI)
  • 6-Hydroxy-2-methoxy-7-deazapurine
  • 2-Aminoimidazole hemisulfate
  • L-Norarginine
  • N-cyclopropylguanidine(SALTDATA: AcOH)
  • methyl N'-(3,5-dihydroxyhept-4-en-3-yl)carbamimidate
  • 2-cyclohexylguanidine,sulfuric acid

Customs

[ HS Code ]: 2925290090

[ Summary ]:
2925290090 other imines and their derivatives; salts thereof。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

Articles

Relative quantification of tau-related peptides using guanidino-labeling derivatization (GLaD) with online-LC on a hybrid ion trap (IT) time-of-flight (ToF) mass spectrometer.

J. Am. Soc. Mass Spectrom. 18(2) , 201-7, (2007)

Development of a quantification method based on isotopic variants of O-methyl isourea (OMIU) in conjunction with reversed-phase (RP) liquid chromatography (LC) electrospray mass spectrometry is descri...

Chemical modification of bovine pancreatic trypsin inhibitor for single site coupling of immunogenic peptides for NMR conformational analysis.

J. Biol. Chem. 264(14) , 7882-8, (1989)

Procedures for chemical modification of bovine pancreatic trypsin inhibitor (BPTI) to allow site-specific coupling of immunogenic peptides are reported. Each of the modified proteins has a single free...

Chemical modulation of the chaperone function of human alphaA-crystallin.

J. Biochem. 144(1) , 21-32, (2008)

alphaA-crystallin is abundant in the lens of the eye and acts as a molecular chaperone by preventing aggregation of denaturing proteins. We previously found that chemical modification of the guanidino...


More Articles


Related Compounds

  • O-Methylisourea acetate
  • O-Methylisourea-d6 deuteriochloride
  • ac1l4ast
  • guanyl-O-methylisourea hydrochloride
  • N-chloro-O-methylisourea
  • n-methoxycarbonyl-o-methylisourea