5-Bromo-2-hydrazinopyridine
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5-Bromo-2-hydrazinopyridine 속성
- 녹는점
- 132.0 to 136.0 °C
- 끓는 점
- 238.2±50.0 °C(Predicted)
- 밀도
- 1.82±0.1 g/cm3(Predicted)
- 저장 조건
- Keep in dark place,Inert atmosphere,Store in freezer, under -20°C
- 물리적 상태
- powder to crystal
- 산도 계수 (pKa)
- 8.97±0.70(Predicted)
- 색상
- White to Light yellow to Light orange
- CAS 데이터베이스
- 77992-44-0(CAS DataBase Reference)
안전
- 위험 및 안전 성명
- 위험 및 사전주의 사항 (GHS)
위험품 표기 | Xi,T | ||
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위험 카페고리 넘버 | 25-37/38-41 | ||
안전지침서 | 26-36-45 | ||
유엔번호(UN No.) | 2811 | ||
WGK 독일 | 3 | ||
위험 참고 사항 | Irritant | ||
위험 등급 | 6.1 | ||
포장분류 | Ⅲ | ||
HS 번호 | 2933399990 |
5-Bromo-2-hydrazinopyridine C화학적 특성, 용도, 생산
Synthesis
2-Chloro-5-bromopyridine (64 g, 333 mmol) was suspended in hydrazine monohydrate (250 mL), and the mixture was heated at 70° C. for 72 hours. The reaction mixture was then diluted with water (750 mL), and the resulting precipitate was filtered off and azeotrope, firstly with toluene (*2) and then dichloromethane (*2), to afford 5-Bromo-2-hydrazinopyridine as a pale brown solid in 83percent yield, 52 g.5-Bromo-2-hydrazinopyridine 준비 용품 및 원자재
원자재
준비 용품
5-Bromo-2-hydrazinopyridine 공급 업체
글로벌( 242)공급 업체
공급자 | 전화 | 이메일 | 국가 | 제품 수 | 이점 |
---|---|---|---|---|---|
Hebei Mojin Biotechnology Co., Ltd | +86 13288715578 +8613288715578 |
sales@hbmojin.com | China | 12446 | 58 |
Capot Chemical Co.,Ltd. | 571-85586718 +8613336195806 |
sales@capotchem.com | China | 29798 | 60 |
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 |
Shenzhen Nexconn Pharmatechs Ltd | +86-755-89396905 +86-15013857715 |
admin@nexconn.com | China | 10311 | 58 |
Hubei Jusheng Technology Co.,Ltd. | 18871490254 |
linda@hubeijusheng.com | CHINA | 28180 | 58 |
Hebei Guanlang Biotechnology Co., Ltd. | +86-19930503282 |
alice@crovellbio.com | China | 8820 | 58 |
Hubei xin bonus chemical co. LTD | 86-13657291602 |
linda@hubeijusheng.com | CHINA | 22968 | 58 |
Chongqing Chemdad Co., Ltd | +86-023-6139-8061 +86-86-13650506873 |
sales@chemdad.com | China | 39916 | 58 |
Alchem Pharmtech,Inc. | 8485655694 |
sales@alchempharmtech.com | United States | 63711 | 58 |
5-Bromo-2-hydrazinopyridine 관련 검색:
5-Bromo-2-hydrazino-3-nitropyridine
5-BROMO-2-HYDRAZINOPYRIDINE
5-Bromo-4-methyl-N-nitropyridin-2-amine
2-Bromo-6-hydrazinopyridine
2-Hydrazinopyridine
1-(5-bromo-4-methylpyridin-2-yl)hydrazine
(4-BROMO-ISOQUINOLIN-1-YL)-HYDRAZINE
1-(5-bromopyridin-2-yl)-1-methylhydrazine
2-bromo-4-hydrazinopyridine
1-(5-bromo-3-nitropyridin-2-yl)-1-methylhydrazine
1-(5-bromo-6-methylpyridin-2-yl)-1-methylhydrazine
6-BROMO-1-(4-CHLOROPHENYL)-1,2,3,4-TETRAZOLO[4,5-B]ISOQUINOLINIUM TETRAFLUOROBORATE
1-(4-bromoisoquinolin-1-yl)-1-methylhydrazine
1-(5-bromo-4-methylpyridin-2-yl)-1-methylhydrazine
1-(5-bromo-3-fluoropyridin-2-yl)hydrazine
1-(5-bromo-6-methylpyridin-2-yl)hydrazine
1-(3,5-dibromopyridin-2-yl)-1-methylhydrazine
3,5-DIBROMO-2-HYDRAZINO-4-METHYLPYRIDINE