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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

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

53928-VAR:
53928-100MG:
53928-BULK:
53928-1G:

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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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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