Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4,4'-Bipyridine
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
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Henan Tianfu Chemical Co., Ltd.
China
Product Name: 4,4'-bipyridine
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: 4,4'-Bipyridine
Price: ￥Inquiry/25kg
Purity: 99.0%
Stocking Period: Inquiry
Contact: Wang Jie
Email: 3096638339@qq.com

553-26-4

553-26-4 structure

553-26-4 structure

Name: 4,4'-Bipyridine
Chemical Name: 4,4'-bipyridine
CAS Number: 553-26-4
Molecular Formula: C₁₀H₈N₂
Molecular Weight: 156.184
Catalog: Organic raw materials Heterocyclic compound
Create Date: 2018-04-22 08:00:00
Modify Date: 2026-07-02 11:20:22

Name	4,4'-bipyridine
Synonyms	4,4'-BIPYRIDYL HYDRATE 4, 4'-DIPYRIDINE 4-(4-Pyridyl)pyridine 4,4'-Bipyridine SynonyMs 4,4'-Dipyridyl 4,4'-BIPYRIDINE ANHYDROUS PESTANAL 4,4,-Bipyridyl 4,4′-bipyridine 4,4'-Bipyridyl > 4,4''-DIPYRIDYL ANHYDROUS gamma,gamma'-Bipyridyl 4,4'-Dipyridyl (Assay) 4,4-DIPYRIDYL, 4,4-BIPYRIDINE 4,4''-DIPYRIDINE / 4,4''-DIPYRIDYL gamma,gamma’-bipyridyl 4-PYRIDIN-4-YLPYRIDINE 4,4-bipyridine 4,4'-DIPYRIDINE 4,4μ-Bipyridine, 4,4μ-Bipyridyl 4,4'-Dipyridine anhydrous 4,4'-bipyridyl 4,4'-Dipyridyl, anhydrous 4,4-BIPYRIDINE 4,4-DIPYRIDYL 4,4'Bipyridinyl GAMMA,GAMMA'-DIPYRIDYL 'L' γ,γ'-Dipyridyl Bipyridine, 4,4' 4,4-bipyridyl g,g'-Dipyridyl 4,4'-BIPYRIDINE ANHYDROUS 4,4''-Bipyridine 4, 4'-Dipyridine 4'-Bipyridine 4,4'-Dipyridyl 4,4'-Bipyridyl dihydrate 4,4,4'-DIPYRIDYL 4,4′-Bipyridyl,4,4′-Bipyridine 4, 4 - al pyridine 4,4'-Bipyridyl Metamitron Impurity 7 4, 4 '- pyridine 4,4'-Bipyridine (8CI, 9CI, ACI) GAMMA,GAMMA-DIPYRIDYL EINECS 209-036-3 4,4’-Bipyridine,dihydrate 4,4′-bipyridyl γ,γ'-Dipyridy 4,4'-BIPYRIDYL MFCD00006416 4-(4-pyridyl)pyridine

Density	1.1±0.1 g/cm3
Boiling Point	304.8±0.0 °C at 760 mmHg
Melting Point	109-112 °C(lit.)
Molecular Formula	C₁₀H₈N₂
Molecular Weight	156.184
Flash Point	104.3±12.0 °C
Exact Mass	156.068741
PSA	25.78000
LogP	1.20
Vapour Pressure	0.0±0.6 mmHg at 25°C
Index of Refraction	1.581
Stability	Stable. Incompatible with strong oxidizing agents, strong acids.
Water Solubility	slightly soluble

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DW1760000

CHEMICAL NAME :: 4,4'-Bipyridine

CAS REGISTRY NUMBER :: 553-26-4

BEILSTEIN REFERENCE NO. :: 0113176

LAST UPDATED :: 199710

DATA ITEMS CITED :: 4

MOLECULAR FORMULA :: C10-H8-N2

MOLECULAR WEIGHT :: 156.20

WISWESSER LINE NOTATION :: T6NJ D- DT6NJ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 172 mg/kg

TOXIC EFFECTS :: Sense Organs and Special Senses (Eye) - lacrimation Behavioral - somnolence (general depressed activity) Lungs, Thorax, or Respiration - dyspnea

REFERENCE :: JTEHD6 Journal of Toxicology and Environmental Health. (Hemisphere Pub., 1025 Vermont Ave., NW, Washington, DC 20005) V.1- 1975/76- Volume(issue)/page/year: 10,363,1982

Symbol	GHS06
Signal Word	Danger
Hazard Statements	H301-H315-H319-H335
Precautionary Statements	P261-P301 + P310-P305 + P351 + P338
Personal Protective Equipment	Eyeshields;Faceshields;Gloves;type P2 (EN 143) respirator cartridges
Hazard Codes	T:Toxic
Risk Phrases	R20/21;R25;R36/37/38
Safety Phrases	S26-S36/37/39-S45
RIDADR	UN 2811 6.1/PG 3
WGK Germany	3
RTECS	DW1760000
Packaging Group	III
Hazard Class	6.1
HS Code	29333999

Precursor 10
1120-87-2 1692-15-5 24573-15-7 626-61-9
19524-06-2 7379-35-3 15854-87-2 17984-89-3
780-69-8 110-86-1
DownStream 9
47369-00-6 36437-30-6 141433-62-7 41168-79-0
71190-35-7 189000-91-7 1983-60-4 1983-61-5
24573-15-7

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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