1-(1-naphthylazo)-2-naphthol

1-(1-naphthylazo)-2-naphthol 구조식 이미지
카스 번호:
2653-64-7
상품명:
1-(1-naphthylazo)-2-naphthol
동의어(영문):
Red 2R;C.I.12170;NSC 45575;NSC 47713;PigmentRed40;Bordeaux P51N;C.I. Solvent Red 4;C. I. Pigment Red 40;Solvent red 4 (C.I. 12170);Pigment Red 40(C.I. 12170)
CBNumber:
CB1937354
분자식:
C20H14N2O
포뮬러 무게:
298.34
MOL 파일:
2653-64-7.mol

1-(1-naphthylazo)-2-naphthol 속성

녹는점
230 °C
끓는 점
530.2±33.0 °C(Predicted)
밀도
1.20±0.1 g/cm3(Predicted)
산도 계수 (pKa)
12.03±0.50(Predicted)
물리적 상태
powder to crystal
색상
Orange to Brown to Dark purple
CAS 데이터베이스
2653-64-7
EPA
2-Naphthalenol, 1-(1-naphthalenylazo)- (2653-64-7)
안전
  • 위험 및 안전 성명
HS 번호 2927.00.5000
기존화학 물질 KE-25590
그림문자(GHS):
신호 어:
유해·위험 문구:
암호 유해·위험 문구 위험 등급 범주 신호 어 그림 문자 P- 코드
예방조치문구:
NFPA 704
0
1 0

1-(1-naphthylazo)-2-naphthol C화학적 특성, 용도, 생산

제조 방법

Naphthalen-1-amine diazotization and Naphthalen-2-ol coupling.

Properties and Applications

yellow red. From toluene in the crystallization product melting point 224 ℃. Soluble in hot ethanol and benzene in red. In concentrated sulfuric acid to red light blue, dilution to red light purple solution, and then have red brown precipitation. Dye ethanol solution to join concentrated hydrochloric acid is dark red; Join concentrated sodium hydroxide solution for bright red light brown. Mainly used in oil, fat and wax, soap coloring.
Standard Light Fastness Heat-resistant(℃) water Sodium Carbonate(5%) Hydrochloric acid(5%)
Melting point Stable
ISO General 220 150≥ 220

Sublimation

Insoluble No change No change

1-(1-naphthylazo)-2-naphthol 준비 용품 및 원자재

원자재

준비 용품


1-(1-naphthylazo)-2-naphthol 공급 업체

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