C4H8N2O2
116.12 g/mol
Research ReagentDanger
N-NITROSOMORPHOLINE
CAS59-89-2EC627-564-6
Category
Research Reagent
Compound Class
Heterocycle
Primary Use
Research Compound
N-Nitrosomorpholine is an organic compound recognized as a carcinogen and mutagen. It is primarily used as a research chemical and a laboratory reagent.
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
Restricted or banned substances
Substances on this list are banned or restricted under the named regulation. This page is a compliance reference — verify your obligations under applicable law.
Relevant lists:California Proposition 65
CAS 59-89-2
Related Compounds
ReferenceSame Category
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CAS59012-23-6
research compound
ReferenceSame Category
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CAS59016-93-2
research compound
ReferenceSame Category
3-Iodo-2-(trifluoromethyl)pyridine
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research compound
ReferenceSame Category
Potassium 1,2-naphthoquinone-4-sulphonate
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research compound
Safety Reference
Danger
H341Suspected of causing genetic defects
H350May cause cancer
H372Causes damage to organs through prolonged or repeated exposure
H301Toxic if swallowed
H351Suspected of causing cancer
H302Harmful if swallowed
Regulatory Compliance1
- California Proposition 65USRegulation
Customs Tariff Classification
The international HS code for N-NITROSOMORPHOLINE (CAS 59-89-2) is 2934.99.
HS code (international, 6-digit)
2934.99
EU CN code (8-digit)
2934 99 90
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
4-nitrosomorpholine
InChIKey
ZKXDGKXYMTYWTB-UHFFFAOYSA-N
SMILES
C1COCCN1N=O
Synonyms (22)
- NMOR
- Molsidomine EP Impurity B
- Molsidomine impurity B, European Pharmacopoeia (EP)
- N-Nitrosomorpholine; Molsidomine EP Impurity B
- 4-Nitrosomorpholine
- Molsidomine impurity B
- Molsidomine impurity B CRS
- Morpholine, 4-nitroso-
- Morpholine, N-nitroso-
- N-NITROSOMORPHOLINE
- N-Nitrosomorfolin
- N-Nitrosomorfolin [Czech]
- N-Nitrosomorpholin
- N-Nitrosomorpholin [German]
- N-Nitrosomorpholine (NMOR)
- N-Nitrosomorpholine solution
- Nitrosomorpholine