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2,3-Dichloro-5-nitropyridine

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начало: Китай

Кас Но: 22353-40-8

Спецификация: 99%наименьший

минимальный объем заказа: 1 /kg

снабженческая способность: 100 mt/month

опережающий период: OEM 7 дней, пятно 3 дня

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Quick Details

CAS No.:: 22353-40-8

Other Names:: 2,3-dichloro-5-nitropyridiMe

MF:: C5H2Cl2N2O2

EINECS No.:: 200-258-5

Place of Origin:: Shaanxi, China

Type:: Agrochemical Intermediates, Dyestuff Intermediates, Flavor & Fragrance Intermediates, Pharmaceutical Intermediates, Syntheses Material Intermediates

Purity:: 99%min

Brand Name:: DIDAC

Model Number:: DAC170112

Application:: Pharm/Chem Industries

Appearance:: Solid Form

Structure Identification:: H-NMR&LC-MS

Identification:: Infrared Absorption

Test method:: HPLC-ESI-MS

Content:: 99.0% to 101.0%

Water:: 0.5% Max.

Sulfated ash:: 0.1% Max.

Heavy metals:: 10ppm Max

Total Impurity:: 0.2% Max.

Assay:: HPLC

Disregard limit:: 0.0005%

Packaging&Delivery

Packaging Details: 25kgs/Drum; 200kgs/Drum

Port: Any main port of China

Products Description

Item	Standard	Test Results
Identification	A.H-NMR:Comply with the structure	Complies
		B.LC-MS:Comply with the structure	Complies
		C.The IR spectrum of sample should be identical with that of reference standard;	Complies
		D.HPLC-ESI-MS The retention time of the major peak in the chromatogram of the Assay preparation corresponds to that in the chromatogram of the Standard preparation, as obtained in the Assay.	Complies
Crystallinity	meets the requirements.	Complies
Loss on drying	≤2.0%	0.19%
Heavy metals	≤10 ppm	<10ppm
Water	≤1.0%	0.1%
Sulphated ash	≤0.5%, determined on 1.0 g.	0.009%
Related substances	Unspecified impurities: for each impurity ≤0.10%	<0.10%
Related substances		Total Impurity ≤0.5%	0.18%
Purity	≥99.0%	99.7%
Assay	99.0%~101.0% (anhydrous substance).	99.8%
Storage	Preserve in well-closed, light-resistant and airtight containers.	Complies

Property

CAS No.: 22353-40-8 Formula: C5H2Cl2N2O2 Molecular Weight: 192.98800

Basic Info

Chemical Name	2,3-Dichloro-5-nitropyridine
Synonyms	2,3-Dichloro-5-Nitropyridine; 2.3-Dichlor-5-nitro-pyridin; 2,3-dichloro-5-nitro pyridine; 2,3,5-TRIFLUOROPHENYLACETIC ACID;
CAS No.	22353-40-8
Molecular Formula	C5H2Cl2N2O2
Molecular Weight	192.98800
PSA	58.71000
LogP	2.81980

Properties

Appearance & Physical State	Light yellow cryst.
Density	1.629g/cm3
Boiling Point	267.9ºC at 760mmHg
Flash Point	115.8ºC

Safety Info

Safety Statements	S26; S36/37/39
HS Code	2933399090
Risk Statements	R36/37/38
Hazard Codes	Xi

Synthesis Route

3-chloro-5-nitro-1H-pyridin-2-one→2,3-Dichloro-5-nitropyridine
3-chloro-5-nitro-1H-pyridin-2-one+Water→2,3-Dichloro-5-nitropyridine
2-Hydroxy-5-nitropyridine→2,3-Dichloro-5-nitropyridine

Precursor

2-Hydroxy-5-nitropyridine
phosphoryl trichloride
Water
3-chloro-5-nitro-1H-pyridin-2-one

Downstream Product

5-Amino-2,3-dichloropyridine
3-Chloro-2-iodo-5-nitropyridine
5,6-dichloropyridin-3-ol
3-chloro-5-nitro-1H-pyridin-2-one

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