Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 3,5-Difluoropyridine
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: 3,5-Difluoropyridine
Price: ￥88.0/250mg ￥338.0/10g ￥688.0/25g ￥88.0/1g
Purity: 98.0%
Stocking Period: Inquiry
Contact: Liu jia
Email: 2130147988@qq.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3,5-Difluoropyridine
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

71902-33-5

71902-33-5 structure

71902-33-5 structure

Name: 3,5-Difluoropyridine
Chemical Name: 3,5-Difluoropyridine
CAS Number: 71902-33-5
Molecular Formula: C₅H₃F₂N
Molecular Weight: 115.081
Catalog: Pharmaceutical intermediate Heterocyclic compound Pyridine compound Fluoropyridine
Create Date: 2018-06-21 15:48:26
Modify Date: 2025-08-24 20:49:27

Name	3,5-Difluoropyridine
Synonyms	MFCD03412222 3,5-Difluoropyridine pyridine,3,5-difluoro Pyridine, 3,5-difluoro-

Density	1.3±0.1 g/cm3
Boiling Point	79.4±20.0 °C at 760 mmHg
Molecular Formula	C₅H₃F₂N
Molecular Weight	115.081
Flash Point	1.9±21.8 °C
Exact Mass	115.023354
PSA	12.89000
LogP	0.85
Vapour Pressure	98.5±0.1 mmHg at 25°C
Index of Refraction	1.447

Symbol	GHS02, GHS07, GHS09
Signal Word	Danger
Hazard Statements	H225-H302-H312-H315-H319-H332-H335-H400
Precautionary Statements	P210-P261-P273-P280-P305 + P351 + P338
Personal Protective Equipment	Eyeshields;Faceshields;full-face respirator (US);Gloves;multi-purpose combination respirator cartridge (US);type ABEK (EN14387) respirator filter
Hazard Codes	Xi,F,N,Xn
Risk Phrases	R11;R36/37/38
Safety Phrases	S26-S36/37/39-S61-S36/37
RIDADR	1993
Packaging Group	II
Hazard Class	3
HS Code	2933399090

Precursor 7
2457-47-8 2875-18-5 700-16-3 30841-93-1
851179-06-1 851179-05-0 76469-41-5
DownStream 9
1116099-07-0 1075756-93-2 851178-97-7 870234-98-3
18677-48-0 67815-54-7 765916-82-3 204862-70-4
210169-07-6

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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