Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1-(2-Pyridylazo)-2-naphthol
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: 1-(2-Pyridylazo)-2-naphthol
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

Zhongshan Xingrui Chemical Co. , Ltd.
China
Product Name: PAN
Price: ￥Inquiry/25kg
Purity: 99.0%
Stocking Period: Inquiry
Contact: Wang Jie
Email: 3096638339@qq.com

85-85-8

85-85-8 structure

Name: PAN
Chemical Name: 1-(2-Pyridylazo)-2-naphthol
CAS Number: 85-85-8
Molecular Formula: C₁₅H₁₁N₃O
Molecular Weight: 249.267
Catalog: Chemical pesticide Insecticide Pyrethroid insecticide
Create Date: 2018-07-16 10:18:14
Modify Date: 2026-07-02 10:27:13

Name	1-(2-Pyridylazo)-2-naphthol
Synonyms	1-(2-Pyridylazo)-2-naphthol, indicator ade 1-(2-PYRIDYLAZO)-2-NAPHTHOL TIMTEC-BB SBB009111 1-(2-Pyridylazo)-2-naphthaleneol 1-(pyridin-2-yldiazenyl)naphthalen-2-ol 1-(2-Pyridylazo)-2-naphthol, indicator 1-(2-PYRIDYLAZO)-2-NAPHTHOL SOLUTION, In ETHYL ALCOHOL 1-[(E)-2-Pyridinyldiazenyl]-2-naphthol (E)-1-(pyridin-2-yldiazenyl)naphthalen-2-ol 1-(2-Pyridylazo)-2-naphthol,,indicator ade O-PAN 1-(2-Pyridylazo)-2-Hydroxynaphthalene Anti-PAN2 (C-terminal) antibody produced in rabbit 2-Naphthalenol, 1-(2-pyridinylazo) 1-(2-pyridinylazo)-2-naphthaleno 1-(2-pyridinylazo)-2-Naohthalenol PAN INDICATOR 1-(2-pyridylazo)-2-hydroxynaphthalene 1(2-PYRIDYLAZO)-2-NAPHTHOL extrapure PanIndicator PAN,Reagent 1-(2-Pyridylazo)-2-naphthol 〔PAN〕 1-(2-Pyridinyldiazenyl)-2-naphthol 1-(2-Pyridylazo)-2-naphtholIndicator ade, (Assay) 2-Naphthol, 1-(2-pyridylazo) PAN,REAGENT,ACS 2-hydroxy-1-(2-pyridylazo)naphthalene 1-(Pyridin-2-yldiazenyl)naphthalen-2-ol 1-(2'-pyridylazo)-2-naphthol 1-(2-Pyridylazo)-2-naphthol, indicator ade R 1-(2-PYRIDYLAZO)-2-NAPHTHOL, INDICATOR G RADE 1-(Pyridin-2-ylhydrazinylidene)naphthalen-2-one EINECS 201-637-9 1-(2-Pyridylazo)-2-naphtol(PAN) (2-PyridylAzo)-2-Naphthol 1-(2-Pyridylazo)-2-naphthol (PAN) metal indicator Reag. Ph Eur 1-(2-PYRIDYLAZO)-2-NAPHTHOL SOLUTION In ETHYL ALCOHOL1-(2-PYRIDYLAZO)-2-NAPHTHOL SOLUTION In ETHYL ALCOHOL1-(2-PYRIDYLAZO)-2-NAPHTHOL SOLUTION In ETHYL ALCOHOL KIAA0710 1-(2-Pyridylazo)-2-naphtol 1-(2-Pyridylazo)-2-n Na+ type &alpha PanIndicatorGr 1-(2-pyridinazo)-2-naphthol FLJ39360 PAN [=1-(2-Pyridylazo)-2-naphthol] [Metal indicator and spectrophotometric for transition metals] 2-(2-hydroxynaphth-1-ylazo)pyridine 1-(2-PYRIDYLAZO)-2-NAPHTHOL, 1-(2-PYRIDYLAZO)-2-NAPHTHOL, 1-(2-PYRIDYLAZO)-2-NAPHTHOL PAN-2 PanIndicator-(1-(2-Pyridylazo)-2-Naphthol) 1-(2-Pyridylazo)-2-naphthol indicator ade 1-(2-Pyridylazo)-2-NaphtholA.R.(Pan) Pyridylazonaphthol 1-(2-Pyridylazo)-2-Naphthol (Assay) 2-Hydroxy-1-(2-pyridylazo)naphthalene A-(2-PYRIDINEAZO)-B-NAPHTHOL MFCD00004071 1-(2-PYRIDYLAZO)-2-NAPHTHOL INDICATOR FO R METAL TITRATION Hpan 1-(2-PYRIDYLAZO)-2-NAPHTHOL (PAN) METAL 1-(2-PYRIDYLAZO)-2-NAPHTHOL, A.C.S. REAG ENT 1-(2-Pyridylazo)-2-naphthol indicator 1-(Pyridin-2-yldiazenyl)-2-naphthol 2-(2-Hydroxy-1-naphtylazo)pyridine PAN [=1-(2-Pyridylazo)-2-naphthol]

Density	1.2±0.1 g/cm3
Boiling Point	469.6±25.0 °C at 760 mmHg
Melting Point	138-140 °C
Molecular Formula	C₁₅H₁₁N₃O
Molecular Weight	249.267
Flash Point	237.8±23.2 °C
Exact Mass	249.090210
PSA	57.84000
LogP	2.74
Vapour Pressure	0.0±1.2 mmHg at 25°C
Index of Refraction	1.662
Storage condition	-20°C
Stability	Stable. Incompatible with strong oxidizing agents, strong bases.
Water Solubility	Insoluble

Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xi:Irritant
Risk Phrases	R36/37/38
Safety Phrases	S26-S36-S37/39
RIDADR	NONH for all modes of transport
WGK Germany	3
HS Code	29333999

41122-56-9

135-19-3

~54%

85-85-8

Literature: Wiejak, Stanislaw; Pasternak, Ewaryst E.; Tomasik, Piotr Polish Journal of Chemistry, 1984 , vol. 58, # 7-8-9 p. 895 - 897

135-19-3

85-85-8

Literature: Zhurnal Russkago Fiziko-Khimicheskago Obshchestva, , vol. 47, p. 1575 Chem. Zentralbl., , vol. 87, # II p. 228 Zhurnal Russkago Fiziko-Khimicheskago Obshchestva, , vol. 50, p. 516,518 Chem. Zentralbl., , vol. 94, # III p. 1022

Precursor 2
41122-56-9 135-19-3
DownStream 1
1198-27-2

HS Code	2933399090
Summary	2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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