2,6-자일렌올
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2,6-자일렌올 속성
- 녹는점
- 43-45 °C(lit.)
- 끓는 점
- 203 °C(lit.)
- 밀도
- 1.15
- 증기압
- 0.2 hPa (20 °C)
- 굴절률
- 1.5371
- FEMA
- 3249 | 2,6-XYLENOL
- 인화점
- 173 °F
- 저장 조건
- Store below +30°C.
- 용해도
- 8g/L
- 산도 계수 (pKa)
- pK1:10.59 (25°C)
- 물리적 상태
- 저융점 고체
- 색상
- 무색~황갈색
- 수소이온지수(pH)
- 6-7 (8g/l, H2O, 20℃)
- 냄새
- 프로필렌 글리콜 중 0.10%. 달콤한 약용 페놀릭 루티 커피
- ?? ??
- 약용
- 폭발한계
- 1.4%(V)
- 수용성
- 10g/L(20℃)
- Merck
- 14,10082
- JECFA Number
- 707
- BRN
- 1446677
- 노출 한도
- ACGIH: TWA 1 ppm
- 안정성
- 안정적인. 가연성이 매우 높습니다. 산화제, 산 염화물, 산 무수물, 강철, 구리, 구리 합금, 염기, 산 염화물과 호환되지 않습니다.
- InChIKey
- NXXYKOUNUYWIHA-UHFFFAOYSA-N
- LogP
- 2.3 at 20℃
- CAS 데이터베이스
- 576-26-1(CAS DataBase Reference)
안전
- 위험 및 안전 성명
- 위험 및 사전주의 사항 (GHS)
| 위험품 표기 | T,N | ||
|---|---|---|---|
| 위험 카페고리 넘버 | 24/25-34-51/53 | ||
| 안전지침서 | 26-36/37/39-45-61 | ||
| 유엔번호(UN No.) | UN 2261 6.1/PG 2 | ||
| WGK 독일 | 2 | ||
| RTECS 번호 | ZE6125000 | ||
| 자연 발화 온도 | 555 °C | ||
| TSCA | Yes | ||
| 위험 등급 | 6.1 | ||
| 포장분류 | II | ||
| HS 번호 | 29071400 | ||
| 유해 물질 데이터 | 576-26-1(Hazardous Substances Data) | ||
| 독성 | LD50 orally in Rabbit: 296 mg/kg LD50 dermal Rabbit 1000 mg/kg | ||
| 기존화학 물질 | KE-35435 | ||
| 유해화학물질 필터링 | 97-1-274 | ||
| 함량 및 규제정보 | 물질구분: 유독물질; 혼합물(제품)함량정보: 크실레놀 및 이를 5% 이상 함유한 혼합물 |
2,6-자일렌올 C화학적 특성, 용도, 생산
화학적 성질
colourless crystals or white powder. soluble in alcohol, ether, chloroform, benzene and alkali solution, slightly soluble in water.출처
Reported found in smoked fatty fish, boiled and cooked cured pork, rum, malt whiskey, Japanese whiskey, coffee, katsuobushi (dried bonito) and lamb’s lettuce (Valerianella locusta).용도
Similar to other xylenol compounds, 2,6-dimethylphenol is used in the synthesis of anti-oxidant compounds due to the phenol moiety in the structure. In addition, this compound is used as a a reactant in the synthesis of polyphenylene ether polymers.주요 응용
2,6-dimethylphenol is generally applied in industry as a monomer in polymerization reaction. For the production of polyphenylene ether resins, polyester and polyether resins.제조 방법
From coal tar oil or coal hydrogenation.Synthesis of 2,6-dimethylphenol: The gas-phase catalytic reaction of phenol and methanol is carried out, and then purified by rectification, and the product purity can reach more than 99%.
Selective phenol methylation to 2,6-dimethylphenol in a fluidized bed of iron-chromium mixed oxide catalyst with o–cresol circulation
Catalytic synthesis of 2,6-dimethylphenol from methanol and cyclohexanone over titanium oxide-supported vanadium oxide catalysts
일반 설명
2,6-dimethylphenol is a colorless to off-white crystalline solid with a sweet tarry odor. Odor threshold concentration: 0.4 mg/L . (NTP, 1992)공기와 물의 반응
Insoluble in water반응 프로필
2,6-Dimethylphenol is incompatible with bases, acid chlorides, acid anhydrides, and oxidizing agents. Corrodes steel, brass, copper, and copper alloys.화재위험
2,6-Dimethylphenol is combustible.Purification Methods
Fractionally distil 2,6-xylenol under nitrogen, crystallise it from *benzene or hexane, and sublime it at 38o/10mm. [Beilstein 6 IV 3122.]2,6-자일렌올 준비 용품 및 원자재
원자재
O-크레졸
Silane, (1,1-dimethylethyl)(2,6-dimethylphenoxy)dimethyl-
2,6-Dimethylphenylboronic acid
4-Hydroxy-3,5-dimethylbenzoic acid
2,6-DIMETHYLANISOLE
2-Chloro-1,3-dimethylbenzene
2-Iodo-1,3-dimethylbenzene
2-브로모-메타-크실렌
2,3-자일렌올
준비 용품
2,6-자일렌올 공급 업체
글로벌( 374)공급 업체
| 공급자 | 전화 | 이메일 | 국가 | 제품 수 | 이점 |
|---|---|---|---|---|---|
| Hebei Guanlang Biotechnology Co,.LTD | +8619930503252 |
daisy@crovellbio.com | China | 5964 | 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 | 21695 | 55 |
| ATK CHEMICAL COMPANY LIMITED | +undefined-21-51877795 |
ivan@atkchemical.com | China | 32480 | 60 |
| Hefei TNJ Chemical Industry Co.,Ltd. | +86-0551-65418679 +86-18949832763 |
info@tnjchem.com | China | 2989 | 55 |
| career henan chemical co | +86-0371-86658258 |
sales@coreychem.com | China | 29914 | 58 |
| NINGBO INNO PHARMCHEM CO., LTD. | 13867897135 |
sales@nbinno.com | CHINA | 925 | 58 |
| Hubei Jusheng Technology Co.,Ltd. | 18871490254 |
linda@hubeijusheng.com | CHINA | 28180 | 58 |
| Xiamen AmoyChem Co., Ltd | +86-592-6051114 +8618959220845 |
sales@amoychem.com | China | 6387 | 58 |
| Xi'an Kono chem co., Ltd., | 029-86107037 13289246953 |
info@konochemical.com | China | 2995 | 58 |