ChemicalBook--->CAS DataBase List--->29049-45-4

29049-45-4

29049-45-4 Structure

29049-45-4 Structure
IdentificationBack Directory
[Name]

5-AMINO-3-CHLOROPYRIDAZINE
[CAS]

29049-45-4
[Synonyms]

SW-103
SWF-103
6-Chloro-4-pyridazinamine
6-Chloropyridazin-4-amine
5-AMINO-3-CHLOROPYRIDAZINE
4-PyridazinaMine, 6-chloro-
3-Chloro-pyridazin-5-ylaMine
5-Amino-3-chloropyridazine 93%
5-AMINO-3-CHLOROPYRIDAZINE ISO 9001:2015 REACH
[Molecular Formula]

C4H4ClN3
[MDL Number]

MFCD03085861
[MOL File]

29049-45-4.mol
[Molecular Weight]

129.55
Chemical PropertiesBack Directory
[Melting point ]

153-154 ºC
[Boiling point ]

368.3±22.0 °C(Predicted)
[density ]

1.437
[storage temp. ]

Keep in dark place,Inert atmosphere,2-8°C
[form ]

solid
[pka]

4.55±0.10(Predicted)
[color ]

Light yellow to light brown
Safety DataBack Directory
[Symbol(GHS) ]

Corrosion (GHS05)Exclamation Mark (GHS07)
GHS05,GHS07
[Signal word ]

Danger
[Hazard statements ]

H302-H314
[Precautionary statements ]

P261-P280-P305+P351+P338-P310
[HS Code ]

2933399990
Hazard InformationBack Directory
[Uses]

6-Chloro-4-pyridazinamine (cas# 29049-45-4) is a compound useful in organic synthesis.
[Application]

5-Amino-3-chloropyrazine, as an important structural unit of heterocyclic structures, possesses diverse chemical reactivity due to its pyrazine ring skeleton, chlorine atom, and amino functional group, making it a key intermediate for the synthesis of bioactive drug molecules and agrochemicals.
[Synthesis]

3,5-Dichloropyridazine

1837-55-4

5-AMINO-3-CHLOROPYRIDAZINE

29049-45-4

General procedure for the synthesis of 6-chloro-4-amino pyridazine from 3,5-dichloropyridazine: 3,5-dichloropyridazine (1 g, 6.71 mmol, 1.0 eq.), ammonia (8 mL), and dioxane (2 mL) were added to a 25 mL round-bottom flask. The reaction mixture was stirred at 100 °C overnight. Upon completion of the reaction, the resulting solid was collected by filtration. A final 570 mg (62% yield) of 6-chloro-4-aminopyridazine was obtained as a brown solid. The product was analyzed by LC-MS to confirm: (ES, m/z): retention time (RT) = 0.434 min, LCMS purity 53%, m/z = 130 [M + 1].

[References]

[1] Patent: WO2017/181177, 2017, A1. Location in patent: Paragraph 0941-0944
Spectrum DetailBack Directory
[Spectrum Detail]

5-AMINO-3-CHLOROPYRIDAZINE(29049-45-4)1HNMR
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