5,5-BIS(HYDROXYMETHYL)-2-PHENYL-1,3-DIOXANE

5,5-BIS(HYDROXYMETHYL)-2-PHENYL-1,3-DIOXANE 구조식 이미지
카스 번호:
2425-41-4
상품명:
5,5-BIS(HYDROXYMETHYL)-2-PHENYL-1,3-DIOXANE
동의어(영문):
NSC 48280;MONOBENZALPENTAERYTHRITOL;O,O'-BENZYLIDENEPENTAERYTHRITOL;2-phenyl-m-dioxane-5-dimethanol;2-phenyl-m-dioxane-5,5-dimethanol;5,5-Bis(hydroxymethyl)-2-phenyl-1;2-PHENYL-1,3-DIOXANE-5,5-DIMETHANOL;1,3-Dioxane-5,5-dimethanol, 2-phenyl-;5,5-BIS(HYDROXYMETHYL)-2-PHENYL-1,3-DIOXANE;1,3-Dioxane-5,5-dimethanol, 2-phenyl- (9CI)
CBNumber:
CB5682289
분자식:
C12H16O4
포뮬러 무게:
224.25
MOL 파일:
2425-41-4.mol

5,5-BIS(HYDROXYMETHYL)-2-PHENYL-1,3-DIOXANE 속성

녹는점
135 °C
끓는 점
325.65°C (rough estimate)
밀도
1.1697 (rough estimate)
굴절률
1.5130 (estimate)
저장 조건
Sealed in dry,Room Temperature
물리적 상태
powder to crystal
산도 계수 (pKa)
14.27±0.10(Predicted)
색상
흰색에서 거의 흰색
InChIKey
DHWCGYXHBIWIPM-UHFFFAOYSA-N
CAS 데이터베이스
2425-41-4(CAS DataBase Reference)
안전
  • 위험 및 안전 성명
  • 위험 및 사전주의 사항 (GHS)
RTECS 번호 JH0300000
HS 번호 2932.99.7000
그림문자(GHS): GHS hazard pictograms
신호 어: Warning
유해·위험 문구:
암호 유해·위험 문구 위험 등급 범주 신호 어 그림 문자 P- 코드
H302 삼키면 유해함 급성 독성 물질 - 경구 구분 4 경고 GHS hazard pictograms P264, P270, P301+P312, P330, P501
H319 눈에 심한 자극을 일으킴 심한 눈 손상 또는 자극성 물질 구분 2A 경고 GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
예방조치문구:
P305+P351+P338 눈에 묻으면 몇 분간 물로 조심해서 씻으시오. 가능하면 콘택트렌즈를 제거하시오. 계속 씻으시오.

5,5-BIS(HYDROXYMETHYL)-2-PHENYL-1,3-DIOXANE C화학적 특성, 용도, 생산

제조 방법

To a flask containing a solution of 136.0 gm (1.0 mole) of pentaerythritol in 1 liter of water (25-29°C) is added 5.0 ml of concentrated hydrochloric acid and then 106 gm (1.0 mole) of benzaldehyde is dropwise added (approx. 2 - 3 hr). The mixture is stirred for 3-5 hr and then the precipitated product is filtered, recrystallized from 1500 ml of slightly alkaline water ( N a 2C03) , filtered, and dried. The product is again recrystallized from toluene (1.3-1.5 liters) to afford 175 gm (80%), m.p. 133.5°C.
Preparation of Monobenzalpentaerythritol

5,5-BIS(HYDROXYMETHYL)-2-PHENYL-1,3-DIOXANE 준비 용품 및 원자재

원자재

준비 용품


5,5-BIS(HYDROXYMETHYL)-2-PHENYL-1,3-DIOXANE 공급 업체

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