Product Name

  • Name

    4-(NITROOXY)BUTYL (2S)-2-(6-METHOXY-2-NAPHTHYL)PROPANOATE

  • EINECS
  • CAS No. 163133-43-5
  • Article Data7
  • CAS DataBase
  • Density 1.213 g/cm3
  • Solubility
  • Melting Point
  • Formula C18H21NO6
  • Boiling Point 489.475 °C at 760 mmHg
  • Molecular Weight 347.368
  • Flash Point 193.208 °C
  • Transport Information
  • Appearance
  • Safety
  • Risk Codes
  • Molecular Structure Molecular Structure of 163133-43-5 (4-(NITROOXY)BUTYL (2S)-2-(6-METHOXY-2-NAPHTHYL)PROPANOATE)
  • Hazard Symbols
  • Synonyms 2-Naphthaleneaceticacid, 6-methoxy-a-methyl-,4-(nitrooxy)butyl ester, (S)-;(S)-2-(6-Methoxy-2-naphthyl)propanoic acid4-nitrooxybutyl ester;Nitronaproxen;
  • PSA 90.58000
  • LogP 4.00680

Synthetic route

C21H18O4
1395256-92-4

C21H18O4

4-(nitrooxy)butan-1-ol
22911-39-3

4-(nitrooxy)butan-1-ol

naproxcinod
163133-43-5

naproxcinod

Conditions
ConditionsYield
With dmap In dichloromethane; 1,2-dichloro-ethane at 0℃;96.8%
C22H20O5
1395256-94-6

C22H20O5

4-(nitrooxy)butan-1-ol
22911-39-3

4-(nitrooxy)butan-1-ol

naproxcinod
163133-43-5

naproxcinod

Conditions
ConditionsYield
With dmap In dichloromethane; 1,2-dichloro-ethane at 0℃;92.8%
(S)-naproxenoyl chloride
51091-84-0

(S)-naproxenoyl chloride

4-(nitrooxy)butan-1-ol
22911-39-3

4-(nitrooxy)butan-1-ol

naproxcinod
163133-43-5

naproxcinod

Conditions
ConditionsYield
With calcium aluminosilicate In dichloromethane at 0 - 20℃; for 10h; Product distribution / selectivity;90%
With calcium carbonate In dichloromethane at 0 - 20℃; for 10h; Product distribution / selectivity;90%
In dichloromethane at 40℃; for 8.33333h; Heating / reflux;88%
(2S)-2-(6-methoxy(2-naphthyl))propanoic acid
22204-53-1

(2S)-2-(6-methoxy(2-naphthyl))propanoic acid

4-(nitrooxy)butan-1-ol
22911-39-3

4-(nitrooxy)butan-1-ol

naproxcinod
163133-43-5

naproxcinod

Conditions
ConditionsYield
With dmap; dicyclohexyl-carbodiimide In dichloromethane at 0 - 5℃; for 3h; Product distribution / selectivity;85%
4-bromo-butyl (S)-2-(6-methoxy-2-naphthyl)-propanoate
1198786-35-4

4-bromo-butyl (S)-2-(6-methoxy-2-naphthyl)-propanoate

naproxcinod
163133-43-5

naproxcinod

Conditions
ConditionsYield
With silver nitrate In tetrahydrofuran; acetonitrile at 50℃; for 4h;75%
1,4-butanediol dinitrate
3457-91-8

1,4-butanediol dinitrate

Naprelan
26159-34-2

Naprelan

naproxcinod
163133-43-5

naproxcinod

Conditions
ConditionsYield
In dimethyl sulfoxide for 120h;75%
(2S)-2-(6-methoxy(2-naphthyl))propanoic acid
22204-53-1

(2S)-2-(6-methoxy(2-naphthyl))propanoic acid

4-(nitrooxy)butyl bromide
146563-40-8

4-(nitrooxy)butyl bromide

naproxcinod
163133-43-5

naproxcinod

Conditions
ConditionsYield
Stage #1: (2S)-2-(6-methoxy(2-naphthyl))propanoic acid With potassium hydrogencarbonate In DMF (N,N-dimethyl-formamide) at 50 - 60℃; for 1.5h;
Stage #2: 4-(nitrooxy)butyl bromide With potassium iodide In DMF (N,N-dimethyl-formamide) at 20℃; for 25h;
73%
4-(nitrooxy)butyl p-toluensulfonate
669692-75-5

4-(nitrooxy)butyl p-toluensulfonate

(2S)-2-(6-methoxy(2-naphthyl))propanoic acid
22204-53-1

(2S)-2-(6-methoxy(2-naphthyl))propanoic acid

naproxcinod
163133-43-5

naproxcinod

Conditions
ConditionsYield
Stage #1: (2S)-2-(6-methoxy(2-naphthyl))propanoic acid With potassium hydrogencarbonate In DMF (N,N-dimethyl-formamide) at 50 - 60℃; for 1.5h;
Stage #2: 4-(nitrooxy)butyl p-toluensulfonate In DMF (N,N-dimethyl-formamide) at 20℃; for 25h;
70%
(S)-4-hydroxybutyl-2-(6-methoxynaphtalen-2-yl) propanoate

(S)-4-hydroxybutyl-2-(6-methoxynaphtalen-2-yl) propanoate

naproxcinod
163133-43-5

naproxcinod

Conditions
ConditionsYield
With 2,6-di-tert-butyl-4-methylpyridine; trifluoromethylsulfonic anhydride; tetraethylammonium nitrate In dichloromethane at -70 - 20℃; for 4h;65%
(S)-naproxenoyl chloride
51091-84-0

(S)-naproxenoyl chloride

4-(nitrooxy)butan-1-ol
22911-39-3

4-(nitrooxy)butan-1-ol

A

2-(R)-(6-methoxy-2-naphthyl)-propanoic acid 4-nitroxybutyl ester
1262962-53-7

2-(R)-(6-methoxy-2-naphthyl)-propanoic acid 4-nitroxybutyl ester

B

naproxcinod
163133-43-5

naproxcinod

Conditions
ConditionsYield
With N-ethyl-N,N-diisopropylamine In dichloromethane at 0 - 20℃; for 10h; Product distribution / selectivity;
With 4-methyl-morpholine In dichloromethane at 0 - 20℃; for 10h; Product distribution / selectivity;
2-(S)-(4-chlorobutyl) 2-(6-methoxy-2-naphthyl)-propanoate
1198786-34-3

2-(S)-(4-chlorobutyl) 2-(6-methoxy-2-naphthyl)-propanoate

naproxcinod
163133-43-5

naproxcinod

Conditions
ConditionsYield
With silver nitrate In acetonitrile at 25 - 85℃; Product distribution / selectivity; Industry scale;
2-(S)-(4-chlorobutyl) 2-(6-methoxy-2-naphthyl)-propanoate
1198786-34-3

2-(S)-(4-chlorobutyl) 2-(6-methoxy-2-naphthyl)-propanoate

A

1,4-butanediole bis-[2-(6-methoxy-2-naphthyl)]propionate

1,4-butanediole bis-[2-(6-methoxy-2-naphthyl)]propionate

B

naproxcinod
163133-43-5

naproxcinod

Conditions
ConditionsYield
With silver nitrate In acetonitrile at 80 - 85℃;
(S)-2-(6-methoxy-2-naphthyl)propionyl acetate

(S)-2-(6-methoxy-2-naphthyl)propionyl acetate

4-(nitrooxy)butan-1-ol
22911-39-3

4-(nitrooxy)butan-1-ol

naproxcinod
163133-43-5

naproxcinod

Conditions
ConditionsYield
With dmap In dichloromethane for 2h;
(2S)-2-(6-methoxy(2-naphthyl))propanoic acid
22204-53-1

(2S)-2-(6-methoxy(2-naphthyl))propanoic acid

naproxcinod
163133-43-5

naproxcinod

Conditions
ConditionsYield
Multi-step reaction with 2 steps
1: triethylamine / diethyl ether / 18 h / 0 °C
2: diethyl ether / 18 h / 20 °C
View Scheme
Multi-step reaction with 2 steps
1: triethylamine / 1,2-dichloro-ethane / 1 h / -25 °C
2: triethylamine / dichloromethane; 1,2-dichloro-ethane / 1 h
View Scheme
Multi-step reaction with 2 steps
1: N-ethyl-N,N-diisopropylamine / 1,2-dichloro-ethane / 0 °C
2: dmap / dichloromethane; 1,2-dichloro-ethane / 0 °C
View Scheme
Multi-step reaction with 2 steps
1: N-ethyl-N,N-diisopropylamine / 1,2-dichloro-ethane / 0 °C
2: dmap / dichloromethane; 1,2-dichloro-ethane / 0 °C
View Scheme
Multi-step reaction with 2 steps
1: dmap; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride / dichloromethane / 20 °C
2: trifluoromethylsulfonic anhydride; tetraethylammonium nitrate; 2,6-di-tert-butyl-4-methylpyridine / dichloromethane / 4 h / -70 - 20 °C
View Scheme
C15H16O5S

C15H16O5S

4-(nitrooxy)butan-1-ol
22911-39-3

4-(nitrooxy)butan-1-ol

naproxcinod
163133-43-5

naproxcinod

Conditions
ConditionsYield
With triethylamine In dichloromethane; 1,2-dichloro-ethane for 1h;
naproxen

naproxen

4-(nitrooxy)butan-1-ol
22911-39-3

4-(nitrooxy)butan-1-ol

naproxcinod
163133-43-5

naproxcinod

Conditions
ConditionsYield
In diethyl ether at 20℃; for 18h;

Naproxcinod Specification

The Naproxcinod, with the CAS registry number 163133-43-5, is also known as (S)-2-(6-Methoxy-2-naphthyl)propanoic acid 4-nitrooxybutyl ester. It belongs to the classification codes of Cardiovascular Agents; Nitric Oxide Donors; Osteoarthritis. This chemical's molecular formula is C18H21NO6 and molecular weight is 347.36. What's more, both its IUPAC name and systematic name are the same which is called 4-Nitrooxybutyl (2S)-2-(6-methoxynaphthalen-2-yl)propanoate. Naproxcinod is a non-steroidal anti-inflammatory drug. It is a derivative of naproxen with a nitroxybutyl ester to allow it to also act as a nitric oxide donor. This second mechanism of action makes naproxcinod the first in a new class of drugs, the cyclooxygenase inhibiting nitric oxide donators, that are hoped to produce similar analgesic efficacy to traditional NSAIDs, but with less gastrointestinal and cardiovascular side effects.

Physical properties about Naproxcinod are: (1)ACD/LogP: 4.86; (2)# of Rule of 5 Violations: 0; (3)ACD/LogD (pH 5.5): 4.86; (4)ACD/LogD (pH 7.4): 4.86; (5)ACD/BCF (pH 5.5): 2909.01; (6)ACD/BCF (pH 7.4): 2909.01; (7)ACD/KOC (pH 5.5): 10494.05; (8)ACD/KOC (pH 7.4): 10494.05; (9)#H bond acceptors: 7; (10)#H bond donors: 0; (11)#Freely Rotating Bonds: 10; (12)Polar Surface Area: 90.58 Å2; (13)Index of Refraction: 1.563; (14)Molar Refractivity: 93.033 cm3; (15)Molar Volume: 286.274 cm3; (16) Polarizability: 36.881×10-24cm3; (17)Surface Tension: 45.842 dyne/cm; (18)Density: 1.213 g/cm3; (19)Flash Point: 193.208 °C; (20)Enthalpy of Vaporization: 75.58 kJ/mol; (21)Boiling Point: 489.475 °C at 760 mmHg; (22)Vapour Pressure: 0 mmHg at 25 °C.

You can still convert the following datas into molecular structure:
(1) SMILES: [O-][N+](=O)OCCCCOC(=O)[C@H](c1ccc2c(c1)ccc(OC)c2)C
(2) InChI: InChI=1S/C18H21NO6/c1-13(18(20)24-9-3-4-10-25-19(21)22)14-5-6-16-12-17(23-2)8-7-15(16)11-14/h5-8,11-13H,3-4,9-10H2,1-2H3/t13-/m0/s1
(3) InChIKey: AKFJWRDCWYYTIG-ZDUSSCGKSA-N

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