3 5-DICHLOROPYRIDINE 1-OXIDE 98
Preparation- Product Name
- 3 5-DICHLOROPYRIDINE 1-OXIDE 98
- CAS No.
- 15177-57-8
- Chemical Name
- 3 5-DICHLOROPYRIDINE 1-OXIDE 98
- Synonyms
- TAK438 Impurity 96;Vonoprazan Impuirty101;Vonoprazan Impurity 96;3,5-Dichloropyridine N-oxide;3,5-dicholoropyridine N-oxide;Pyridine,3,5-dichloro-, 1-oxide;3 5-DICHLOROPYRIDINE 1-OXIDE 98;3,5-Dichloropyridine N-oxide 98%
- CBNumber
- CB3505243
- Molecular Formula
- C5H3Cl2NO
- Formula Weight
- 163.99
- MOL File
- 15177-57-8.mol
3 5-DICHLOROPYRIDINE 1-OXIDE 98 Property
- Melting point:
- 110-113 °C(lit.)
- Boiling point:
- 344.2±22.0 °C(Predicted)
- Density
- 1.47±0.1 g/cm3 (20 ºC 760 Torr)
- storage temp.
- Room temperature.
- pka
- -0.72±0.10(Predicted)
- InChIKey
- RODXBOIDZPQDBH-UHFFFAOYSA-N
Safety
- Hazard Codes
- Xi
- Risk Statements
- 36/37/38
- Safety Statements
- 26-36-24/25
- WGK Germany
- 3
- HS Code
- 29333990
Hazard and Precautionary Statements (GHS)
- Symbol(GHS)
-
- Signal word
- Warning
- Hazard statements
-
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
- Precautionary statements
-
P261Avoid breathing dust/fume/gas/mist/vapours/spray.
P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
N-Bromosuccinimide Price
- Product number
- 596515
- Product name
- 3,5-Dichloropyridine N-oxide
- Purity
- 98%
- Packaging
- 5g
- Price
- $171
- Updated
- 2023/06/20
- Product number
- D438350
- Product name
- 3,5-Dichloropyridine1-oxide
- Packaging
- 100mg
- Price
- $75
- Updated
- 2021/12/16
- Product number
- HCH0049610
- Product name
- 3,5-DICHLOROPYRIDINE 1-OXIDE
- Purity
- 95.00%
- Packaging
- 1G
- Price
- $634.39
- Updated
- 2021/12/16
- Product number
- HCH0049610
- Product name
- 3,5-DICHLOROPYRIDINE 1-OXIDE
- Purity
- 95.00%
- Packaging
- 5G
- Price
- $876.46
- Updated
- 2021/12/16
- Product number
- 301129
- Product name
- 3,5-Dichloropyridine N-oxide
- Purity
- 98%
- Packaging
- 1g
- Price
- $15
- Updated
- 2021/12/16
3 5-DICHLOROPYRIDINE 1-OXIDE 98 Chemical Properties,Usage,Production
Preparation
3,5-difluoropyridine-N-oxide is prepared by the following steps:A solution of (5) (0.37 g, 3 mmol), peracetic acid ( 1.5 cm3 of 40% solution in acetic acid) in acetic acid (5 cm3) and chloroform (10 cm3) was heated at 50 "C, with stirring, for 24 h. The mixture was neutralised by the addition of dilute sodium hydroxide to the chilled mixture, then remaining peroxides were destroyed by the addition of sodium metabisulphite (2 g). Following extraction into DCM, the DCM solution was dried (MgS04) and evaporated to dryness giving a solid which was recrystallised from DCM- petrol (1: 1) to yield 3,5-difluoropyridine-N-oxide (0.3 g, 71 %), m.p. 136.5 "C (Found: C, 45.5; H, 2.3; N, 10.1. C5H3F2NO requires C, 45.8; H, 2.3; N, 10.7%); IR spectra no. 23; mass spectra no. 31; nmr spectrum no. 21.
3 5-DICHLOROPYRIDINE 1-OXIDE 98 Preparation Products And Raw materials
Raw materials
Preparation Products
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View Lastest Price from 3 5-DICHLOROPYRIDINE 1-OXIDE 98 manufacturers
- Product
- 3 5-DICHLOROPYRIDINE 1-OXIDE 98 15177-57-8
- Price
- US $9.00/KG
- Min. Order
- 1KG
- Purity
- 99.8%
- Supply Ability
- 100tons
- Release date
- 2024-08-16
- Product
- 3,5-Dichloropyridine 1-oxide 15177-57-8
- Price
- US $0.00/KG
- Min. Order
- 1KG
- Purity
- 99.3%
- Supply Ability
- 100 tons
- Release date
- 2022-02-08
- Product
- 3 5-DICHLOROPYRIDINE 1-OXIDE 98 15177-57-8
- Price
- US $0.01/KG
- Min. Order
- 1KG
- Purity
- 98%;99%
- Supply Ability
- 1kg; 5kg;10kg;25kg
- Release date
- 2020-01-07