p-아미노벤즈알데히드
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p-아미노벤즈알데히드 속성
- 녹는점
- 77-79°C
- 끓는 점
- 138-139 C
- 밀도
- 0,868 g/cm
- 굴절률
- 1.5323 (estimate)
- 산도 계수 (pKa)
- 1.88±0.10(Predicted)
- CAS 데이터베이스
- 556-18-3(CAS DataBase Reference)
안전
- 위험 및 안전 성명
- 위험 및 사전주의 사항 (GHS)
위험품 표기 | Xi,Xn | ||
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위험 카페고리 넘버 | 36/37/38-43-22 | ||
안전지침서 | 26-36/37/39-36-36/37 | ||
유엔번호(UN No.) | UN 1307 | ||
WGK 독일 | 3 | ||
RTECS 번호 | CU4400000 |
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신호 어: | Warning | ||||||||||||||||||||||||||||||||||||||||||
유해·위험 문구: |
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예방조치문구: |
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p-아미노벤즈알데히드 C화학적 특성, 용도, 생산
화학적 성질
Yellow crystalline powder. Melting point 71-72℃. Soluble in alcohol, benzene, insoluble in water, very easy to polymerize.제조 방법
4-aminobenzaldehyde is obtained from p-nitrotoluene by oxidation, reduction, sodium sulfide, and sodium hydroxide dissolved in water, filtration, and filtrate heated to 68 ° C to add sulfur powder, at 98 ° C reaction for 18min to get more sodium sulfide solution. Add 65% ethanol and p-nitrotoluene, reaction at 80-86 ℃ for 1.5h, recovery of ethanol, and steam distillation to remove by-products p-aminotoluene. The reaction solution is extracted with benzene, distilled by water vapor, cooled, filtered, and dried to obtain the finished product.Synthesis Reference(s)
Organic Syntheses, Coll. Vol. 4, p. 31, 1963Tetrahedron Letters, 30, p. 251, 1989 DOI: 10.1016/S0040-4039(00)95173-6
p-아미노벤즈알데히드 준비 용품 및 원자재
원자재
준비 용품
4-Acetamidobenzaldehyde
NIFE디솔
황색 013 기초염료
4'-(4-AMINOPHENYL)-2,2':6',2''-TERPYRIDINE
2,5-BIS(4-AMINOPHENYL)-1,3,4-OXADIAZOLE
3-[(4-Formylphenyl)azo]-4,5-dihydroxy-2,7-naphthalenedisulfonic acid disodium salt
CI 46045
Propanamide, N-(4-formylphenyl)-
Benzenepropanoic acid, 4-aMino-.alpha.-oxo-
Benzaldehyde, 4-amino-, oxime
4-BENZOOXAZOL-2-YL-PHENYLAMINE
p-아미노벤즈알데히드 공급 업체
글로벌( 237)공급 업체
공급자 | 전화 | 이메일 | 국가 | 제품 수 | 이점 |
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Hebei Mojin Biotechnology Co., Ltd | +8613288715578 |
sales@hbmojin.com | China | 12452 | 58 |
Capot Chemical Co.,Ltd. | 571-85586718 +8613336195806 |
sales@capotchem.com | China | 29797 | 60 |
Henan Tianfu Chemical Co.,Ltd. | +86-0371-55170693 +86-19937530512 |
info@tianfuchem.com | China | 21700 | 55 |
ATK CHEMICAL COMPANY LIMITED | +undefined-21-51877795 |
ivan@atkchemical.com | China | 32480 | 60 |
career henan chemical co | +86-0371-86658258 |
sales@coreychem.com | China | 29914 | 58 |
Zhejiang ZETian Fine Chemicals Co. LTD | 18957127338 |
stella@zetchem.com | China | 2141 | 58 |
Hubei Jusheng Technology Co.,Ltd. | 18871490254 |
linda@hubeijusheng.com | CHINA | 28180 | 58 |
Accela ChemBio Inc. | (+1)-858-699-3322 |
info@accelachem.com | United States | 19965 | 58 |
Hebei Guanlang Biotechnology Co., Ltd. | +86-19930503282 |
alice@crovellbio.com | China | 8823 | 58 |
Hubei xin bonus chemical co. LTD | 86-13657291602 |
linda@hubeijusheng.com | CHINA | 22968 | 58 |