2,5-Diaminopyridine

Modify Date: 2024-01-02 15:47:38

2,5-Diaminopyridine Structure
2,5-Diaminopyridine structure
Common Name 2,5-Diaminopyridine
CAS Number 4318-76-7 Molecular Weight 109.129
Density 1.3±0.1 g/cm3 Boiling Point 329.1±22.0 °C at 760 mmHg
Molecular Formula C5H7N3 Melting Point 110.3ºC
MSDS Chinese USA Flash Point 179.1±9.5 °C
Symbol GHS07
GHS07
Signal Word Warning

 Names

Name 2,5-Diaminopyridine
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.3±0.1 g/cm3
Boiling Point 329.1±22.0 °C at 760 mmHg
Melting Point 110.3ºC
Molecular Formula C5H7N3
Molecular Weight 109.129
Flash Point 179.1±9.5 °C
Exact Mass 109.063995
PSA 64.93000
LogP -0.47
Vapour Pressure 0.0±0.7 mmHg at 25°C
Index of Refraction 1.676

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
US7555000
CHEMICAL NAME :
Pyridine, 2,5-diamino-
CAS REGISTRY NUMBER :
4318-76-7
BEILSTEIN REFERENCE NO. :
0108741
LAST UPDATED :
199712
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C5-H7-N3
MOLECULAR WEIGHT :
109.15
WISWESSER LINE NOTATION :
T6NJ BZ EZ

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
50 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
JMCMAR Journal of Medicinal Chemistry. (American Chemical Soc., Distribution Office Dept. 223, POB POB 57136, West End Stn., Washington, DC 20037) V.6- 1963- Volume(issue)/page/year: 8,296,1965

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xi:Irritant;
Risk Phrases R36/37/38
Safety Phrases S26-S36
RIDADR UN2671
WGK Germany 3
RTECS US7555000
Packaging Group II
Hazard Class 6.1
HS Code 2933399090

 Synthetic Route

~%

2,5-Diaminopyridine Structure

2,5-Diaminopyridine

CAS#:4318-76-7

Literature: Tschitschibabin Zhurnal Russkago Fiziko-Khimicheskago Obshchestva, 1914 , vol. 46, p. 1240 Chem. Zentralbl., 1915 , vol. 86, # I p. 1066

~56%

2,5-Diaminopyridine Structure

2,5-Diaminopyridine

CAS#:4318-76-7

Literature: Liao, Bei-Sih; Liu, Shiuh-Tzung Catalysis Communications, 2013 , vol. 32, p. 28 - 31

~84%

2,5-Diaminopyridine Structure

2,5-Diaminopyridine

CAS#:4318-76-7

Literature: Lee, Jung Gyu; Choi, Kyung Il; Koh, Hun Yeong; Kim, Youseung; Kang, Yonghan; Cho, Yong Seo Synthesis, 2001 , # 1 p. 81 - 84

~%

2,5-Diaminopyridine Structure

2,5-Diaminopyridine

CAS#:4318-76-7

Literature: Shinohara et al. Kobunshi Kagaku, 1958 , vol. 15, p. 839,844 Chem.Abstr., 1960 , p. 22636

~%

2,5-Diaminopyridine Structure

2,5-Diaminopyridine

CAS#:4318-76-7

Literature: den Hertog; Jouwersma Recueil des Travaux Chimiques des Pays-Bas, 1953 , vol. 72, p. 125,131

~%

2,5-Diaminopyridine Structure

2,5-Diaminopyridine

CAS#:4318-76-7

Literature: Shinohara et al. Kobunshi Kagaku, 1958 , vol. 15, p. 839,844 Chem.Abstr., 1960 , p. 22636

 Customs

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%

 Articles2

More Articles
Teleamination of the imidazo [1,2-a] pyridine system. Hand ES and Paudler WW.

J. Org. Chem. 43(14) , 2900-2906, (1978)

Porous pyridine based polyimide–silica nanocomposites with low dielectric constant. Kıvılcım N, et al.

J. Porous Mater. 20(4) , 709-718, (2013)

 Synonyms

pyridine-2,5-diamine
MFCD00129023
2,5-Pyridinediamine
2,5-Diaminopyridine
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