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5-chloro-2,8,9-triazabicyclo[4.3.0]nona-1,3,5,7-tetraene

CAS No.
29274-28-0
Chemical Name:
5-chloro-2,8,9-triazabicyclo[4.3.0]nona-1,3,5,7-tetraene
Synonyms
4-Chloro-1H-pyrazolo[3,4-b]pyridine;Nsc213281;7-tetraene;4-CHLORO-7-AZA-1H-INDAZOLE;9-triazabicyclo[4.3.0]nona-1;4-Chloro-1H-pyrazolo[3,4-...;1H-Pyrazolo[3,4-B]pyridine, 4-chloro-;4-Chloro-1H-pyrazolo[3,4-b]pyridine,98%;3-Chloro-5-hydrazono-penta-1,3-dienylamine;4-CHLORO-1H-PYRAZOLO[3,4-B]PYRIDINE(WXC07940)
CBNumber:
CB61508578
Molecular Formula:
C6H4ClN3
Molecular Weight:
153.57
MDL Number:
MFCD11846313
MOL File:
29274-28-0.mol
MSDS File:
SDS
Last updated:2023-05-05 15:13:38

5-chloro-2,8,9-triazabicyclo[4.3.0]nona-1,3,5,7-tetraene Properties

Boiling point 194.5±50.0 °C(Predicted)
Density 1.61±0.1 g/cm3(Predicted)
storage temp. under inert gas (nitrogen or Argon) at 2-8°C
pka 4.56±0.20(Predicted)
form Solid
InChI InChI=1S/C6H4ClN3/c7-5-1-2-8-6-4(5)3-9-10-6/h1-3H,(H,8,9,10)
InChIKey AKWQSKVILVJWPC-UHFFFAOYSA-N
SMILES C12NN=CC1=C(Cl)C=CN=2

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P280a-P304+P340-P305+P351+P338-P405-P501a
HS Code  2933399990
NFPA 704
1
2 0

5-chloro-2,8,9-triazabicyclo[4.3.0]nona-1,3,5,7-tetraene price More Price(31)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Alfa Aesar H66767 4-Chloro-1H-pyrazolo[3,4-b]pyridine, 98% 29274-28-0 250mg $273 2024-03-01 Buy
TRC C380753 4-Chloro-1H-pyrazolo[3,4-b]pyridine 29274-28-0 500mg $130 2021-12-16 Buy
Biosynth Carbosynth FC43382 4-Chloro-1H-pyrazolo[3,4-b]pyridine 29274-28-0 500mg $175 2021-12-16 Buy
Biosynth Carbosynth FC43382 4-Chloro-1H-pyrazolo[3,4-b]pyridine 29274-28-0 2g $400 2021-12-16 Buy
Medical Isotopes, Inc. 37765 4-Chloro-1H-pyrazolo[3,4-β]pyridine 95+% 29274-28-0 1g $449 2021-12-16 Buy
Product number Packaging Price Buy
H66767 250mg $273 Buy
C380753 500mg $130 Buy
FC43382 500mg $175 Buy
FC43382 2g $400 Buy
37765 1g $449 Buy

5-chloro-2,8,9-triazabicyclo[4.3.0]nona-1,3,5,7-tetraene Chemical Properties,Uses,Production

Uses

Used as an intermediate in organic synthesis.

Synthesis

4-chloro-1-(4-methoxybenzyl)-1H-pyrazolo[3,4-b]pyridine (1.506 g, 5.502 mmol) was dissolved in neat TFA (8.478 ml, 110.0 mmol) and the reaction mixture was stirred at 75°C for 2 hours. The reaction mixture was concentrated to a dark yellow oil and MeOH was added to give a thick white precipitate that was filtered and washed with MeOH. The filtrate, which contained the desired product, was concentrated to a yellow oil that was dried in vacuo overnight to yield a yellow waxy solid. The crude solid was partitioned between EtOAc and saturated NaHCO3. The phases were separated, and the aqueous layer was re-extracted with EtOAc (1x). The combined organic phases were dried over Na2SO4, filtered and concentrated to yield the desired product 5-chloro-2,8,9-triazabicyclo[4.3.0]nona-1,3,5,7-tetraene(0.845 g, 100%) as a yellow solid. LRMS (APCI pos) m/e 154, 156 (M+, Cl pattern).
5-chloro-2,8,9-triazabicyclo[4.3.0]nona-1,3,5,7-tetraene synthesis

5-chloro-2,8,9-triazabicyclo[4.3.0]nona-1,3,5,7-tetraene Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 178)Suppliers
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Shanghai Qianyi New Material Co., Ltd.
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View Lastest Price from 5-chloro-2,8,9-triazabicyclo[4.3.0]nona-1,3,5,7-tetraene manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
5-chloro-2,8,9-triazabicyclo[4.3.0]nona-1,3,5,7-tetraene pictures 2019-07-06 5-chloro-2,8,9-triazabicyclo[4.3.0]nona-1,3,5,7-tetraene
29274-28-0
US $1.00 / KG 1KG 99% 1ton Career Henan Chemical Co

5-chloro-2,8,9-triazabicyclo[4.3.0]nona-1,3,5,7-tetraene Spectrum

5-chloro-2,8,9-triazabicyclo[4.3.0]nona-1,3,5,7-tetraene 1H-Pyrazolo[3,4-B]pyridine, 4-chloro- Nsc213281 4-CHLORO-7-AZA-1H-INDAZOLE 3-Chloro-5-hydrazono-penta-1,3-dienylamine 5-CHLORO-2,8,9-TRIAZABICYCLO[4.3.0]NONA-1,3,5,7-TE 4-Chloro-1H-pyrazolo[3,4-... 4-CHLORO-1H-PYRAZOLO[3,4-B]PYRIDINE(WXC07940) 4-Chloro-1H-pyrazolo[3,4-b]pyridine,98% 7-tetraene 9-triazabicyclo[4.3.0]nona-1 4-Chloro-1H-pyrazolo[3,4-b]pyridine 29274-28-0 C6H4CIN3