Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4-(2-PYRIDYLAZO)RESORCINOL
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

13311-52-9

13311-52-9 structure

13311-52-9 structure

Name: 4-(2-pyridylazo)resorcinol
Chemical Name: 4-(2-pyridylazo)resorcinol
CAS Number: 13311-52-9
Molecular Formula: C₁₁H₈N₃NaO₂
Molecular Weight: 237.19000
Create Date: 2018-06-19 16:11:07
Modify Date: 2025-08-25 12:55:59

Name	4-(2-pyridylazo)resorcinol
Synonyms	PAR-Na 4-(2-PYRIDYLAZO)-RESORCINOL MONO SODIUM SALT PAR MONO SODIUM SALT 3-benzenediol,4-(2-pyridinylazo)-monosodiumsalt 4-(pyridyl-2-azo) PAR INDICATOR 4-(2-Pyridylazo)-ResircinolSodiumSalt MFCD00150712 EINECS 214-528-6 4(or 2)-(2-pyridylazo)-3(or 5)-(sodiooxy)phenol

Boiling Point	399.2ºC at 760 mmHg
Melting Point	188ºC
Molecular Formula	C₁₁H₈N₃NaO₂
Molecular Weight	237.19000
Flash Point	195.3ºC
Exact Mass	237.05100
PSA	80.90000
LogP	3.34640
Vapour Pressure	4.32E-07mmHg at 25°C

Hazard Codes	Xi: Irritant;
Risk Phrases	R36/37/38
Safety Phrases	26-36

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