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1,2,3,6-Tetrahydro-1-nitrosopyridine

HCID 41470
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Basic information

CAS
55556-92-8
Standard SMILES
O=NN1CC=CCC1
InChIKey
KIUHZRUPPGAVPY-UHFFFAOYSA-N
Molecular formula
C5H8N2O
Average molar mass
112.13 g/mol
Monoisotopic mass
112.06366288

Names & identifiers

Preferred name
1,2,3,6-Tetrahydro-1-nitrosopyridine
IUPAC
1-nitroso-3,6-dihydro-2H-pyridine
English name
N-nitroso-1,2,3,6-tetrahydropyridine
Molecular formula
C5H8N2O
Molecular weight
112.13

Names & synonyms

N-Nitroso-1,2,3,6-tetrahydropyridine55556-92-81-Nitroso-1,2,3,6-tetrahydropyridine1,2,3,6-Tetrahydro-1-nitrosopyridineNitroso-1,2,3,6-tetrahydropyridinePYRIDINE, 1,2,3,6-TETRAHYDRO-1-NITROSO-54LZE776H8DTXSID8021010RefChem:830823DTXCID401010891-995-81-nitroso-3,6-dihydro-2H-pyridine
Show more names
RMA-7251,2,5,6-Tetrahydro-1-nitrosopyridineGingerol Impurity 1 (rac-(6)-Gingerol)N-Nitroso 1,2,3,6-Tetrahydropyridine (NTHP)N-nitroso-1,2,3,6-tetrahydropyridine, NTHP3
Pyridine, 1,2,5,6-tetrahydro-1-nitroso-Pyridine, 1-nitroso-1,2,3,6-tetrahydro-BRN 1616955Nitroso-delta(sup 3)-piperidineN-Nitroso-delta(sup 3)-piperidineN-Nitroso-delta(sup 3)-tetrahydropyridine1,2,3,6-Tetrahydro-1-nitrosopyridine; Pyridine, 1,2,3,6-tetrahydro-1-nitroso- (7CI, 9CI, ACI); 1,2,3,6-Tetrahydro-1-nitrosopyridine (ACI); 1-Nitroso-1,2,3,6-tetrahydropyridine; N-Nitroso-1,2,3,6-tetrahydropyridine; N-Nitroso-1,2,5,6-tetrahydropyridineNitroso-.delta.3-piperidine

Database identifiers

CAS
55556-92-8
PubChem CID
41470
DTXSID
DTXSID8021010
ChEMBL
CHEMBL165213
UNII
54LZE776H8
EC Number
891-995-8
Nikkaji
J1.073A

Properties

Computed structural propertiesFilling in

XLogP
0.9
Topological polar surface area
32.7 Ų
Hydrogen bond donors
0
Hydrogen bond acceptors
3
Rotatable bonds
0
Heavy atoms
8
Formal charge
0
Complexity
111

Experimental & physicochemical properties

Chemical ClassesNitrogen Compounds -> Nitrosamines
LogP1.18
Vapor Pressure0.1 [mmHg]

Physicochemical properties

Boiling point
210.05 °C · 210.05°C (rough estimate)
Density
1.1524 · 1.1524 (rough estimate)
refractive index
1.473 · 1.4730 (estimate)
pka
-4.36 · -4.36±0.20(Predicted)
InChI
InChI=1S/C5H8N2O/c8-6-7-4-2-1-3-5-7/h1-2H,3-5H2
InChIKey
KIUHZRUPPGAVPY-UHFFFAOYSA-N
SMILES
C1N(N=O)CC=CC1
FDA UNII
54 LZE776H8 · 54LZE776H8
Symbol(GHS)
7 · GHS07
Signal word
Warning

Safety & regulation

Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.

GHS classification

GHS Classification · 4 items

Danger

H301 (100%): Toxic if swallowed [Danger Acute toxicity, oral]

P203, P261, P264, P264+P265, P270, P271, P280, P301+P316, P302+P352, P304+P340, P305+P351+P338, P318, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)

The GHS information provided by 1 company from 1 notification to the ECHA C&L Inventory.

Hazard information

Hazards SummarySee NITROSAMINES.
Hazard Classes and CategoriesAcute Tox. 3 (100%)

Safety data

Toxicity
mmo-sat 50 mg/plate TCMUE9 1,13,84
Signal word
Warning
Symbol(GHS)
GHS07
Hazard statements
H302-H315-H319-H335
Precautionary statements
P280-P305+P351+P338

Chemistry & industry

Applications

Uses1,2,3,6-Tetrahydro-1-nitrosopyridine can be useful in the study of potentially mutagenic impurities in new pharmaceuticals.

Related reactions

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Compound notes

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On this pageBasic informationNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
More actions
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Hazard statements
302 · H302-H315-H319-H335
Precautionary statements
280 · P280-P305+P351+P338
Toxicity
50 mg/plate · mmo-sat 50 mg/plate TCMUE9 1,13,84