4-Nitrosomorpholine

Modify Date: 2025-08-22 11:56:26

4-Nitrosomorpholine Structure
4-Nitrosomorpholine structure
Common Name 4-Nitrosomorpholine
CAS Number 59-89-2 Molecular Weight 116.118
Density 1.3±0.1 g/cm3 Boiling Point 226.1±15.0 °C at 760 mmHg
Molecular Formula C4H8N2O2 Melting Point 29ºC
MSDS N/A Flash Point 90.5±20.4 °C
Symbol GHS06 GHS08
GHS06, GHS08
Signal Word Danger

 Use of 4-Nitrosomorpholine


N-Nitrosomorpholine is a nitrosamine that is sensitive to light. N-nitrosomorpholine is a strong animal carcinogen[1].

 Names

Name N-nitrosomorpholine
Synonym More Synonyms

 4-Nitrosomorpholine Biological Activity

Description N-Nitrosomorpholine is a nitrosamine that is sensitive to light. N-nitrosomorpholine is a strong animal carcinogen[1].
Related Catalog
References

[1]. K D Brunnemann, et al. N-Nitrosomorpholine and Other Volatile N-nitrosamines in Snuff Tobacco. Carcinogenesis. 1982;3(6):693-6.

 Chemical & Physical Properties

Density 1.3±0.1 g/cm3
Boiling Point 226.1±15.0 °C at 760 mmHg
Melting Point 29ºC
Molecular Formula C4H8N2O2
Molecular Weight 116.118
Flash Point 90.5±20.4 °C
Exact Mass 116.058578
PSA 41.90000
LogP -0.55
Vapour Pressure 0.1±0.4 mmHg at 25°C
Index of Refraction 1.547
InChIKey ZKXDGKXYMTYWTB-UHFFFAOYSA-N
SMILES O=NN1CCOCC1
Storage condition 2-8°C
Stability Stability Stable, but light-sensitive. Combustible. Incompatible with strong oxidizing agents. Refrigerate, store in the dark.

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
QE7525000
CHEMICAL NAME :
Morpholine, N-nitroso-
CAS REGISTRY NUMBER :
59-89-2
BEILSTEIN REFERENCE NO. :
0112139
LAST UPDATED :
199710
DATA ITEMS CITED :
86
MOLECULAR FORMULA :
C4-H8-N2-O2
MOLECULAR WEIGHT :
116.14
WISWESSER LINE NOTATION :
T6N DOTJ ANO

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
282 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
282 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
170 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
98 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE :
Inhalation
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
1000 mg/m3/10M
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
64 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - hamster
DOSE/DURATION :
956 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - hamster
DOSE/DURATION :
491 mg/kg
TOXIC EFFECTS :
Lungs, Thorax, or Respiration - other changes Liver - other changes Blood - hemorrhage
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
320 mg/kg
TOXIC EFFECTS :
Tumorigenic - Carcinogenic by RTECS criteria Liver - tumors Kidney, Ureter, Bladder - Kidney tumors
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
286 mg/kg/57W-I
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Liver - tumors
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
251 mg/kg/10W-C
TOXIC EFFECTS :
Tumorigenic - Carcinogenic by RTECS criteria Lungs, Thorax, or Respiration - tumors
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
3140 mg/kg/28W-C
TOXIC EFFECTS :
Tumorigenic - neoplastic by RTECS criteria Lungs, Thorax, or Respiration - tumors Liver - tumors
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - hamster
DOSE/DURATION :
365 mg/kg/61W-C
TOXIC EFFECTS :
Tumorigenic - Carcinogenic by RTECS criteria Lungs, Thorax, or Respiration - tumors Gastrointestinal - tumors
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - hamster
DOSE/DURATION :
861 mg/kg/35W-I
TOXIC EFFECTS :
Tumorigenic - Carcinogenic by RTECS criteria Sense Organs and Special Senses (Olfaction) - tumors Lungs, Thorax, or Respiration - tumors
TYPE OF TEST :
TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - hamster
DOSE/DURATION :
1080 mg/kg/26W-I
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Sense Organs and Special Senses (Olfaction) - tumors Lungs, Thorax, or Respiration - tumors
TYPE OF TEST :
TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
5600 mg/kg/50W-C
TOXIC EFFECTS :
Tumorigenic - neoplastic by RTECS criteria Lungs, Thorax, or Respiration - tumors
TYPE OF TEST :
TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
420 mg/kg/4W-C
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Liver - tumors
TYPE OF TEST :
TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
1400 mg/kg/8W-C
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Liver - tumors
TYPE OF TEST :
TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
180 mg/kg/I
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Kidney, Ureter, Bladder - Kidney tumors Reproductive - Tumorigenic effects - ovarian tumors
TYPE OF TEST :
TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
80 gm/kg/50W-I
TOXIC EFFECTS :
Tumorigenic - Carcinogenic by RTECS criteria Liver - tumors Blood - leukemia
TYPE OF TEST :
TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
200 gm/kg/50W-I
TOXIC EFFECTS :
Tumorigenic - Carcinogenic by RTECS criteria Gastrointestinal - tumors Liver - tumors
TYPE OF TEST :
TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - hamster
DOSE/DURATION :
1161 mg/kg/35W-I
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Sense Organs and Special Senses (Olfaction) - tumors Lungs, Thorax, or Respiration - tumors
TYPE OF TEST :
TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
290 mg/kg/58W-I
TOXIC EFFECTS :
Tumorigenic - equivocal tumorigenic agent by RTECS criteria Sense Organs and Special Senses (Olfaction) - tumors Liver - tumors
TYPE OF TEST :
TD - Toxic dose (other than lowest)
ROUTE OF EXPOSURE :
Subcutaneous
SPECIES OBSERVED :
Rodent - hamster
DOSE/DURATION :
1514 mg/kg/32W-I
TOXIC EFFECTS :
Tumorigenic - Carcinogenic by RTECS criteria Sense Organs and Special Senses (Olfaction) - tumors Lungs, Thorax, or Respiration - tumors
TYPE OF TEST :
Specific locus test
TYPE OF TEST :
Sex chromosome loss and nondisjunction
TYPE OF TEST :
Sex chromosome loss and nondisjunction
TYPE OF TEST :
Micronucleus test
TYPE OF TEST :
Morphological transformation
TYPE OF TEST :
Morphological transformation
TYPE OF TEST :
DNA damage
TYPE OF TEST :
DNA damage
TYPE OF TEST :
Unscheduled DNA synthesis
TYPE OF TEST :
Cytogenetic analysis
TYPE OF TEST :
Micronucleus test
TYPE OF TEST :
DNA damage
TYPE OF TEST :
DNA inhibition
TYPE OF TEST :
Sister chromatid exchange
TYPE OF TEST :
Micronucleus test
TYPE OF TEST :
Morphological transformation
TYPE OF TEST :
Cytogenetic analysis
TYPE OF TEST :
Mutation in mammalian somatic cells

MUTATION DATA

TYPE OF TEST :
Mutation in mammalian somatic cells
TEST SYSTEM :
Rodent - hamster Ovary
DOSE/DURATION :
500 umol/L
REFERENCE :
TCMUE9 Topics in Chemical Mutagenesis. (Plenum Pub. Corp., 233 Spring Street, New York, NY 10013) V.1- 1984- Volume(issue)/page/year: 1,129,1984 *** REVIEWS *** IARC Cancer Review:Animal Sufficient Evidence IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 17,263,1978 IARC Cancer Review:Human No Adequate Data IMEMDT IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) V.1- 1972- Volume(issue)/page/year: 17,263,1978 IARC Cancer Review:Group 2B IMSUDL IARC Monographs, Supplement. (WHO Publications Centre USA, 49 Sheridan Ave., Albany, NY 12210) No.1- 1979- Volume(issue)/page/year: 7,56,1987 TOXICOLOGY REVIEW RREVAH Residue Reviews. (Springer-Verlag New York, Inc., Service Center, 44 Hartz Way, Secaucus, NJ 07094) V.1- 1962- Volume(issue)/page/year: 64,77,1976 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-FRANCE;Carcinogen JAN 1993 OEL-GERMANY;Carcinogen JAN 1993 OEL-SWITZERLAND;Carcinogen JAN 1993

 Safety Information

Symbol GHS06 GHS08
GHS06, GHS08
Signal Word Danger
Hazard Statements H301-H351
Precautionary Statements Missing Phrase - N15.00950417-P280
Hazard Codes Xn,T,F
Risk Phrases 22-40-39/23/24/25-23/24/25-11
Safety Phrases S7;S16;S36/S37;S45
RIDADR UN 2810 6.1/PG 3
WGK Germany 3
RTECS QE7525000
Packaging Group III
Hazard Class 6.1(b)
HS Code 2934999090

 Synthetic Route

 Customs

HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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 Synonyms

4-Nitrosomorpholine
N-NITROSOMORPHOLINE
Nitrosomorpholine
MFCD00039710
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