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53928

Sigma-Aldrich

4-Hydrazonomethyl-1-hydroxy-2,2,5,5-tetramethyl-3-imidazoline-3-oxide

≥95.0% (NT)

Synonym(s):

1-Hydroxy-2,2,5,5-tetramethyl-3-imidazoline-4-carboxaldehyde hydrazone-3-oxide, 2,5-Dihydro-1-hydroxy-2,2,5,5-tetramethylimidazole-4-carboxaldehyde hydrazone 3-oxide, HHTI

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About This Item

Empirical Formula (Hill Notation):
C8H16N4O2
CAS Number:
51973-32-1
Molecular Weight:
200.24
Beilstein:
6862527
MDL number:
MFCD00074924
UNSPSC Code:
12352100
PubChem Substance ID:
57651458
NACRES:
NA.22

Assay

≥95.0% (NT)

form

solid

storage temp.

2-8°C

SMILES string

CC1(C)N(O)C(C)(C)[N+]([O-])=C1\C=N\N

InChI

1S/C8H16N4O2/c1-7(2)6(5-10-9)11(13)8(3,4)12(7)14/h5,14H,9H2,1-4H3/b10-5+

InChI key

RECWZGQVKLHOJZ-BJMVGYQFSA-N

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General description

4-Hydrazonomethyl-1-hydroxy-2,2,5,5-tetramethyl-3-imidazoline-3-oxide (HHTIO) is a hydroxylamine compound.

Other Notes

Probe for stable nitroxide radical formation with ESR spectroscopy

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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Certificates of Analysis (COA)

Lot/Batch Number
372259/1V
372259/1
371537/1
063227/1
63227/1

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T Matsuo et al.
Free radical biology & medicine, 25(8), 929-935 (1998-12-05)
In areas where hepatitis B virus (HBV) is prevalent, HBV carriers negative for hepatitis B surface antigen (HbsAg) by enzyme-linked immunosorbent assay (ELISA) have been reported. Moreover, even after screening donor blood for HbsAg and hepatitis B core antibody (HBcAb)

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