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4-Phenylmorpholine

CAS No.
92-53-5
Chemical Name:
4-Phenylmorpholine
Synonyms
N-PHENYLMORPHOLINE;Phenylmorpholine;Morpholinobenzol;Compound PDK0399;N-Phenylmorpholin;MORPHOLINOBENZENE;4-PHENYLMORPHOLINE;N-Phenyl-morpholin;4-phenyl-morpholin;PHENYLMORPHOLINE,N-
CBNumber:
CB3315495
Molecular Formula:
C10H13NO
Molecular Weight:
163.22
MDL Number:
MFCD00006166
MOL File:
92-53-5.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-06-04 16:00:12

4-Phenylmorpholine Properties

Melting point 51-54 °C(lit.)
Boiling point 165-170 °C45 mm Hg(lit.)
Density 1.053 g/cm3 (60℃)
vapor density 5.63 (vs air)
vapor pressure <0.1 mm Hg ( 20 °C)
refractive index 1.5400 (estimate)
Flash point >230 °F
storage temp. Store below +30°C.
solubility 3.46 g/L
pka 5.19±0.40(Predicted)
form powder to crystal
color White to Light yellow to Light red
Water Solubility 3.46 g/L
InChI 1S/C10H13NO/c1-2-4-10(5-3-1)11-6-8-12-9-7-11/h1-5H,6-9H2
InChIKey FHQRDEDZJIFJAL-UHFFFAOYSA-N
SMILES C1CN(CCO1)c2ccccc2
LogP 1.360 (est)
CAS DataBase Reference 92-53-5(CAS DataBase Reference)
FDA UNII H4OC7FB1EX
NIST Chemistry Reference Morpholine, 4-phenyl-(92-53-5)
EPA Substance Registry System Morpholine, 4-phenyl- (92-53-5)
UNSPSC Code 12352100
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Skull and Crossbones (GHS06)
GHS06
Signal word  Danger
Hazard statements  H302-H311
Precautionary statements  P264-P270-P280-P301+P312-P302+P352+P312-P361+P364
PPE Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges
Hazard Codes  T
Risk Statements  22-24
Safety Statements  36/37-45-36/37/39-28A
RIDADR  UN 2811 6.1/PG 3
WGK Germany  2
RTECS  QE8575000
Autoignition Temperature 410 °C
TSCA  TSCA listed
HazardClass  6.1(b)
PackingGroup  III
HS Code  29349990
Storage Class 6.1C - Combustible acute toxic Cat.3
toxic compounds or compounds which causing chronic effects
Hazard Classifications Acute Tox. 3 Dermal
Acute Tox. 4 Oral
Toxicity LD50 orally in Rabbit: 930 mg/kg LD50 dermal Rabbit 360 mg/kg
Limited Quantities 5.0 kg (11 lbs) (solid)
Excepted Quantities Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)
NFPA 704
1
0

4-Phenylmorpholine price More Price(37)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 8.14859 N-Phenylmorpholine for synthesis 92-53-5 50g $55.1 2024-03-01 Buy
Sigma-Aldrich 8.14859 N-Phenylmorpholine for synthesis 92-53-5 250g $226 2023-01-07 Buy
Sigma-Aldrich 211338 4-Phenylmorpholine ≥98% 92-53-5 500g $413 2023-01-07 Buy
Sigma-Aldrich 211338 4-Phenylmorpholine ≥98% 92-53-5 100g $79.4 2022-05-15 Buy
TCI Chemical P0196 4-Phenylmorpholine >98.0%(GC)(T) 92-53-5 25g $22 2026-04-30 Buy
Product number Packaging Price Buy
8.14859 50g $55.1 Buy
8.14859 250g $226 Buy
211338 500g $413 Buy
211338 100g $79.4 Buy
P0196 25g $22 Buy

4-Phenylmorpholine Chemical Properties,Uses,Production

Chemical Properties

white to brownish crystalline solid

Uses

4-Phenylmorpholine was used as internal standard during the determination of alkaloids by gas chromatographic method.

Synthesis Reference(s)

The Journal of Organic Chemistry, 50, p. 1365, 1985 DOI: 10.1021/jo00209a004

General Description

4-Phenylmorpholine undergoes oxidation to yield N-formyl-N-2-hydroxyethylaniline.

Safety Profile

Poison by skin contact. Moderately toxic by ingestion. An eye irritant. When heated to decomposition it emits toxic fumes of NOx.

4-Phenylmorpholine Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 229)Suppliers
Supplier Tel Email Country ProdList Advantage
Tengzhou Yuanxiang Biotechnology Co., Ltd 13153439391 136802066@qq.com China 14 58
Shanghai TongYuan Chemical Co., Ltd. 021-021-69182866 13701855675 tongyuanchem@126.com China 4184 58
Creasyn Finechem(Tianjin) Co., Ltd. 022-83946278 13820372920 sales@creasyn.com China 968 68
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
TCI (Shanghai) Development Co., Ltd. 021-67121386 Sales-CN@TCIchemicals.com China 24512 81
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
Beijing Ouhe Technology Co., Ltd 13552068683 13522913783 2355560935@qq.com China 11777 60
Adamas Reagent, Ltd. 400-6009262 15618770481 yhx@titansci.com China 14098 59
Accela ChemBio Co.,Ltd. 021-50795510 4000665055 marketing@accelachem.com China 10972 64
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202 13764082696 info@hanhongsci.com China 42917 64

View Lastest Price from 4-Phenylmorpholine manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
4-Phenylmorpholine pictures 2025-12-24 4-Phenylmorpholine
92-53-5
1KG 99.0% 1000KG Shaanxi Dideu Medichem Co. Ltd
4-phenylmorpholine pictures 2022-02-19 4-phenylmorpholine
92-53-5
1KG 97.0% 100 tons Honest Joy Holdings Limited
4-Phenylmorpholine pictures 2020-02-19 4-Phenylmorpholine
92-53-5
$1.00 1KG 99% 200kgs Career Henan Chemical Co
Morpholinobenzol N-Phenylmorpholin N-Phenyl-morpholin 4-PHENYLMORPHOLINE, 98+% PHENYLMORPHOLINE,N-(RG) N-PHENYLMORPHOLINE FOR SYNTHESIS N-PHENYLMORPHOLINE 4-PHENYLMORPHOLINE MORPHOLINOBENZENE PHENYLMORPHOLINE,N- (4-Morpholinyl)benzene 4-phenyl-morpholin Morpholine,4-phenyl- 4-Phenylmorpholine> Pirfenidone Impurity 10 Compound PDK0399 Acrylamide Impurity 14 Phenylmorpholine 92-53-5 Building Blocks Heterocyclic Building Blocks Morpholines Building Blocks Heterocyclic Building Blocks Morpholines