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799416

Sigma-Aldrich

Sodium nitrite

anhydrous, free-flowing, Redi-Dri™, ACS reagent, ≥97%

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About This Item

Linear Formula:
NaNO2
CAS Number:
7632-00-0
Molecular Weight:
69.00
EC Number:
231-555-9
MDL number:
MFCD00011118
UNSPSC Code:
12352302
PubChem Substance ID:
329768706
NACRES:
NA.21

grade

ACS reagent
anhydrous

Quality Level

100

vapor pressure

<0.0001 hPa ( 25 °C)

product line

Redi-Dri™

Assay

≥97%

form

powder or crystals

autoignition temp.

914 °F

quality

free-flowing

impurities

≤0.01% insolubles

pH

9

mp

271 °C (lit.)

anion traces

chloride (Cl-): ≤0.005%
sulfate (SO42-): ≤0.01%

cation traces

Ca: ≤0.01%
Fe: ≤0.001%
K: ≤0.005%
heavy metals (as Pb): ≤0.001%

SMILES string

[Na+].[O-]N=O

InChI

1S/HNO2.Na/c2-1-3;/h(H,2,3);/q;+1/p-1

InChI key

LPXPTNMVRIOKMN-UHFFFAOYSA-M

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Application

Co-catalyst for catalytic oxidation of alcohols under aerobic, solvent-free conditions.

Solvent free aerobic oxidation of alcohols with 1-methyl-2-azaadamantane N-oxyl as a recyclable catalyst through phase separation

Legal Information

Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

Signal Word

Danger

Hazard Statements

H272,H301,H319,H400

Hazard Classifications

Acute Tox. 3 Oral - Aquatic Acute 1 - Eye Irrit. 2 - Ox. Sol. 3

Storage Class Code

5.1B - Oxidizing hazardous materials

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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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Eagleson M.
Concise Encyclopedia Chemistry, 556-556 (1994)
P J McClure et al.
International journal of food microbiology, 14(1), 77-91 (1991-10-01)
An automated turbidimetric system using multiwelled plates was used to examine the effects of different combinations of NaCl (0.5-8.0% w/v), NaNO2 (0-400 micrograms/ml) pH (4.6-7.4) and temperature (5-30 degrees C) on the growth of Listeria monocytogenes in tryptone soya broth.
Eagleson M.
Concise Encyclopedia Chemistry, 999-999 (1994)
R Kokkola et al.
Scandinavian journal of immunology, 61(1), 1-9 (2005-01-13)
Abstract High-mobility group box chromosomal protein 1 (HMGB1) is a protein with both intranuclear functions and extracellular cytokine-like effects. In this report, we study possible candidate receptors for HMGB1 on macrophages (Mphi) and define pathways activated by HMGB1 binding. Bone
Lucas C Pinheiro et al.
Free radical biology & medicine, 53(4), 701-709 (2012-06-23)
The new pathway nitrate-nitrite-nitric oxide (NO) has emerged as a physiological alternative to the classical enzymatic pathway for NO formation from l-arginine. Nitrate is converted to nitrite by commensal bacteria in the oral cavity and the nitrite formed is then
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