2,2-Dibromopropane
|
|
2,2-Dibromopropane 속성
- 녹는점
- -44.69°C (estimate)
- 끓는 점
- 114 °C (740 mmHg)
- 밀도
- 1.78
- 굴절률
- 1.495-1.499
- 인화점
- 113 °C
- 물리적 상태
- 액체
- 색상
- 무색~담황색
안전
- 위험 및 안전 성명
- 위험 및 사전주의 사항 (GHS)
위험품 표기 | Xn,Xi | ||
---|---|---|---|
위험 카페고리 넘버 | 36/37/38-20/21/22 | ||
안전지침서 | 36/37/39-26-37/39-24/25 | ||
유엔번호(UN No.) | 2810 | ||
TSCA | Yes | ||
위험 등급 | 6.1(b) | ||
포장분류 | III | ||
HS 번호 | 29033990 |
2,2-Dibromopropane C화학적 특성, 용도, 생산
화학적 성질
clear colorless to light yellow liquid용도
2,2-dibromopropane is used in organic synthesis. dimethyl isopropenylsuccinate was formed as a by-product in the reaction of 2,2-dibromopropane.제조 방법
2,2-Dibromopropane synthesis: Ethyl bicyclic phosphite (3.5g, 0.025mole) and acetone (1.5g, 1. 9ml, 0.025mole) were dissolved in thirty ml benzene in a one-neck 100ml 19/22 standard taper flask and the solution was cooled to 5° by an ice bath. The solution was stirred by a magnetic stirrer and bar, and to it was added bromine (4g, 0.025mole) dropwise from a dropping funnel. The reaction proceeded immediately as no dibromide intermediate appeared, and after completion of halogen addition the solution was stirred for half an hour in the cold, and then analyzed for dihaloalkane . Analysis on the Beckman GC-2A Gas Chr omatograph indicated the presence of 2,2-Dibromopropane, and the yield was calculated as previously described. Yield: 1.56g, 31%.2,2-dibromopropane is also prepared by Hydrogen bromide and propyne.
2,2-Dibromopropane 준비 용품 및 원자재
원자재
준비 용품
2,2-Dibromopropane 공급 업체
글로벌( 120)공급 업체
공급자 | 전화 | 이메일 | 국가 | 제품 수 | 이점 |
---|---|---|---|---|---|
Fluoropharm Co., Ltd. | +8613336034509 |
sales@fluoropharm.com | China | 1290 | 60 |
career henan chemical co | +86-0371-86658258 |
sales@coreychem.com | China | 29914 | 58 |
Jinan Carbotang Biotech Co.,Ltd. | +8615866703830 |
figo.gao@foxmail.com | China | 8136 | 58 |
Chongqing Chemdad Co., Ltd | +86-023-61398051 +8613650506873 |
sales@chemdad.com | China | 39916 | 58 |
Hefei TNJ Chemical Industry Co.,Ltd. | 0551-65418671 |
sales@tnjchem.com | China | 34572 | 58 |
ANHUI WITOP BIOTECH CO., LTD | +8615255079626 |
eric@witopchemical.com | China | 23556 | 58 |
Dayang Chem (Hangzhou) Co.,Ltd. | 571-88938639 +8617705817739 |
info@dycnchem.com | CHINA | 52867 | 58 |
ChemExpress | +86-021-58950125 |
info@chemexpress.com | China | 557 | 58 |
changzhou huayang technology co., ltd | +8615250961469 |
2571773637@qq.com | China | 9821 | 58 |
GLR Innovations | +91 9891111994 |
info@glrgroup.in | India | 4542 | 58 |
2,2-Dibromopropane 관련 검색:
1,2-디브로모-3-클로로프로판 1,3-디브로모프로판 브로모(1,3-)-2-프로판올 2,2-비스(브로모메틸)-1,3-프로판디올 2,2-비스(3,5-디브로모-4-(2,3-디브로모프로폭시)페닐)프로판 2,2-디브로모-3-니트릴로프로피온아미드
2,4,4,6-TETRABROMO-2,5-CYCLOHEXADIENONE
5,5-DIBROMOMELDRUM'S ACID
2,2-Dibromopropane
DIBROMOMALONAMIDE
DIETHYL DIBROMOMALONATE
5,5-DIBROMOBARBITURIC ACID
4,4-Dibromo-3-methyl-2-pyrazolin-5-one, 98+%
1,6-hexanediamine,n,n,n’,n’-tetramethyl-,polymerwith1,3-dibromopropan
1,1,1,3,3,3-Hexafluoro-2,2-dibromopropane
1,1,1,2,3,3-Hexafluoro-2,3-dibromopropane
2,3-dibromopropan
1,1,1-Trifluoro-2,3-dibromopropane