ChemicalBook >> CAS DataBase List >>2,3-Pyrazinecarboxylic anhydride
2,3-Pyrazinecarboxylic anhydride
- CAS No.
- 4744-50-7
- Chemical Name:
- 2,3-Pyrazinecarboxylic anhydride
- Synonyms
- FURO[3,4-B]PYRAZINE-5,7-DIONE;2,3-PYRAZINEDICARBOXYLIC ANHYDRIDE;PYRAZINE-2,3-DICARBOXYLIC ANHYDRIDE;2,3-Pyrazine Dicarbo;Zopiclone Impurity 5;pyrazine-2,3-dicarboxylic;furo[3,4-b]pyrazine-5,7-quinone;2,3-PYRAZINECARBOXYLIC ANHYDRIDE;2,3-PYRAZINEDICARBOXYLICANHYDRATE;2,3-PYRAZINEDICARBOXLIC ANHYDRIDE
- CBNumber:
- CB3208656
- Molecular Formula:
- C6H2N2O3
- Molecular Weight:
- 150.09
- MDL Number:
- MFCD00179418
- MOL File:
- 4744-50-7.mol
- MSDS File:
- SDS
Last updated:2023-11-17 10:14:39
Melting point | 210 °C (dec.)(lit.) |
---|---|
Boiling point | 357.3±22.0 °C(Predicted) |
Density | 1.686±0.06 g/cm3(Predicted) |
storage temp. | Inert atmosphere,Room Temperature |
solubility | Actonitrile (Slightly), DMSO |
form | Solid |
pka | -3.43±0.20(Predicted) |
color | White to light brown crystalline powder |
LogP | -0.900 (est) |
CAS DataBase Reference | 4744-50-7(CAS DataBase Reference) |
SAFETY
Risk and Safety Statements
Symbol(GHS) | GHS07 |
---|---|
Signal word | Warning |
Hazard statements | H315-H319-H335 |
Precautionary statements | P261-P264-P271-P280-P302+P352-P305+P351+P338 |
Hazard Codes | Xi |
Risk Statements | 36/37/38 |
Safety Statements | 26-36 |
WGK Germany | 3 |
Hazard Note | Irritant |
HS Code | 29349990 |
2,3-Pyrazinecarboxylic anhydride price More Price(24)
Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
---|---|---|---|---|---|---|---|
Sigma-Aldrich | 405019 | 2,3-Pyrazinedicarboxylic anhydride 97% | 4744-50-7 | 5g | $46.8 | 2024-03-01 | Buy |
Sigma-Aldrich | 405019 | 2,3-Pyrazinedicarboxylic anhydride 97% | 4744-50-7 | 25g | $402 | 2024-03-01 | Buy |
TRC | P840820 | 2,3-Pyrazinedicarboxylic anhydride | 4744-50-7 | 10g | $130 | 2021-12-16 | Buy |
Medical Isotopes, Inc. | 98737 | 2,3-Pyrazinedicarboxylic anhydride | 4744-50-7 | 2.5g | $355 | 2021-12-16 | Buy |
Matrix Scientific | 070860 | 2,3-Pyrazinedicarboxylic anhydride 98% | 4744-50-7 | 25g | $49 | 2021-12-16 | Buy |
2,3-Pyrazinecarboxylic anhydride Chemical Properties,Uses,Production
Uses
2,?3-?Pyrazinedicarboxylic Anhydride is a reagent used in the synthesis of highly potent and selective abietane type diterpenoid amides.
Synthesis
Pyrazine-2,3-dicarboxylic acid (4.0 g, 23.8 mmol) was dissolved in acetic anhydride (30 mL).The reaction mixture was refluxed for one hour, and subsequently cooled down to 0 °C in ice bath.The obtained crystals of pyrazine-2,3-dicarboxylic anhydride were filtered off (yield 70%).
2,3-Pyrazinecarboxylic anhydride Preparation Products And Raw materials
Global( 325)Suppliers
Supplier | Tel | Country | ProdList | Advantage | |
---|---|---|---|---|---|
Shannxi Bosen Medical Technology Co.,Ltd | 15591899801 | chenxuan@sxbsylkjwwgc999.onexmail.com | China | 3 | 58 |
Capot Chemical Co.,Ltd. | 571-85586718 +8613336195806 | sales@capotchem.com | China | 29798 | 60 |
Beijing Cooperate Pharmaceutical Co.,Ltd | 010-60279497 | sales01@cooperate-pharm.com | CHINA | 1811 | 55 |
Henan Tianfu Chemical Co.,Ltd. | +86-0371-55170693 +86-19937530512 | info@tianfuchem.com | China | 21666 | 55 |
Hangzhou FandaChem Co.,Ltd. | 008657128800458; +8615858145714 | fandachem@gmail.com | China | 9285 | 55 |
ATK CHEMICAL COMPANY LIMITED | +undefined-21-51877795 | ivan@atkchemical.com | China | 32836 | 60 |
career henan chemical co | +86-0371-86658258 +8613203830695 | sales@coreychem.com | China | 29888 | 58 |
Hubei Jusheng Technology Co.,Ltd. | 18871490254 | linda@hubeijusheng.com | CHINA | 28180 | 58 |
Jinan Finer Chemical Co., Ltd | +86-531-88989536 +86-15508631887 | sales@finerchem.com | China | 2966 | 58 |
Accela ChemBio Inc. | +1-858-6993322 | info@accelachem.com | United States | 19563 | 58 |
View Lastest Price from 2,3-Pyrazinecarboxylic anhydride manufacturers
Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
---|---|---|---|---|---|---|---|---|
2024-09-18 | 2,3-Pyrazinecarboxylic anhydride
4744-50-7
|
US $0.00-0.00 / Kg/Drum | 1KG | 98%min | 100KGS | WUHAN FORTUNA CHEMICAL CO., LTD | ||
2023-08-01 | 2,3-pyrazinedicarboxylic anhydride
4744-50-7
|
US $126.00 / KG | 25KG | 99.9% | 20tons | Shannxi Bosen Medical Technology Co.,Ltd | ||
2019-07-06 | 2,3-Pyrazinecarboxylic anhydride
4744-50-7
|
US $8.00 / kg | 1kg | 99% | 10MT | Career Henan Chemical Co |
- 2,3-Pyrazinecarboxylic anhydride
4744-50-7
- US $0.00-0.00 / Kg/Drum
- 98%min
- WUHAN FORTUNA CHEMICAL CO., LTD
- 2,3-pyrazinedicarboxylic anhydride
4744-50-7
- US $126.00 / KG
- 99.9%
- Shannxi Bosen Medical Technology Co.,Ltd
- 2,3-Pyrazinecarboxylic anhydride
4744-50-7
- US $8.00 / kg
- 99%
- Career Henan Chemical Co
4744-50-7(2,3-Pyrazinecarboxylic anhydride)Related Search:
2,3-PYRAZINECARBOXYLIC ANHYDRIDE
2,3-PYRAZINEDICARBOXLIC ANHYDRIDE
2,3-PYRAZINEDICARBOXYLICANHYDRATE
2,3-Pyrazinedicarboxylic acid anhydride
Furo[3,4-b]pyrazine-5,7-dione (9CI)
5,7-Dihydrofuro[3,4-b]pyrazine-5,7-dione
Name: 2,3-Pyrazinedicarboxylic anhydride
furo[3,4-b]pyrazine-5,7-quinone
2,3-Pyrazine Dicarbo
Pyrazine 2,3-dicarboxylic acid anhydride
5H,7H-furo[3,4-b]pyrazine-5,7-dione
Pyrazine-2,3-carboxylaMide-2-carboxylic acid aMMoniuM
Furo[3,4-b]pyrazine-5,7-dione, 5,7-Dihydro-5,7-dioxofuro[3,4-b]pyrazine
Pyrazin 2,3-dicarboxylic acid anhydride
2,3-Pyrazinedicarboxylic anhydride 97%
pyrazine-2,3-dicarboxylic
Zopiclone Impurity 5
2,3-Py Razinedica boxylic Anbyd Yide
PYRAZINE-2,3-DICARBOXYLIC ANHYDRIDE
2,3-PYRAZINEDICARBOXYLIC ANHYDRIDE
FURO[3,4-B]PYRAZINE-5,7-DIONE
Furo[3,4-b]pyrazine-5,7-dione (9CI, ACI)
4744-50-7
7477-50-7
C6H2N2O3
Pesticide intermediates
GLYCINESCAFFOLD
Fused Ring Systems
bc0001