Hot Products

Basic Information

Post buying leads

Suppliers

Cas Database

Name	Furan-2-carbohydrazide	EINECS	222-046-2
CAS No.	3326-71-4	Density	1.264 g/cm³
PSA	68.26000	LogP	0.97430
Solubility	N/A	Melting Point	77-79 °C(lit.)
Formula	C₅H₆N₂O₂	Boiling Point	279°C(lit.)
Molecular Weight	126.115	Flash Point	N/A
Transport Information	N/A	Appearance	Beige crystals
Safety	22-24/25-36/37/39-26	Risk Codes	36/37/38-20/21/22
Molecular Structure		Hazard Symbols	Xn
Synonyms	2-Furoicacid, hydrazide (6CI,7CI,8CI);2-(Hydrazinocarbonyl)furan;2-Furancarbohydrazide;2-Furancarbonyl hydrazide;2-Furoic hydrazide;2-Furoylhydrazine;2-Furylcarbonylhydrazide;2-Furylcarboxylic acid hydrazide;Furan-2-carboxylic hydrazide;NSC11957;NSC 35574;	Article Data	66

Furan-2-carbohydrazide Synthetic route

: 611-13-2
2-furoic acid methyl ester

: 3326-71-4
2-furoic acid hydrazide

Conditions

Conditions	Yield
With hydrazine hydrate In ethanol for 8h; Reflux;	83%
With hydrazine hydrate In ethanol for 5h; Heating;	75%
With hydrazine hydrate In ethanol for 5h; Heating;	75%

: 614-99-3
Ethyl 2-furoate

: 3326-71-4
2-furoic acid hydrazide

Conditions

Conditions	Yield
With hydrazine hydrate In ethanol Reflux; Inert atmosphere;	80%
With hydrazine hydrate	66%
With hydrazine hydrate

: 88-14-2
2-furanoic acid

: 3326-71-4
2-furoic acid hydrazide

Conditions

Conditions	Yield
With hydrazine hydrate for 0.0472222h; Microwave irradiation;	80%
With hydrazine hydrate; triethylamine; fluoro-N,N,N',N'-tetramethylformamidinium hexafluorophosphate In N,N-dimethyl-formamide at 0 - 20℃; for 0.833333h;
Stage #1: 2-furanoic acid With sulfuric acid In ethanol Stage #2: With hydrazine hydrate

: 614-99-3
Ethyl 2-furoate

A: 3326-71-4
2-furoic acid hydrazide

B N.N'-difurfuroyl-hydrazine: N.N'-difurfuroyl-hydrazine

Conditions

Conditions	Yield
With hydrazine hydrate

2-furoic acid ester: 2-furoic acid ester

: 3326-71-4
2-furoic acid hydrazide

Conditions

Conditions	Yield
With hydrazine hydrate

: 1006894-82-1
N'-[benz-(E)-ylidene]furan-2-ylcarbohydrazide

: 3326-71-4
2-furoic acid hydrazide

Conditions

Conditions	Yield
With water In phosphate buffer; ethanol at 25℃; pH=2.47; Kinetics; Further Variations:; pH-values; Reagents;
In phosphate buffer; ethanol pH=2.47; Kinetics; Further Variations:; pH-values;

: 88-14-2
2-furanoic acid

A: 3326-71-4
2-furoic acid hydrazide

B n-hexyl halide: n-hexyl halide

Conditions

Conditions	Yield
Multi-step reaction with 2 steps 1: H2SO4 2: H2NNH2*H2O View Scheme

: 527-69-5
2-furancarbonyl chloride

: 3326-71-4
2-furoic acid hydrazide

Conditions

Conditions	Yield
With pyridine; hydrazine In tetrahydrofuran at 0 - 50℃; for 2h;
Multi-step reaction with 2 steps 1: Reflux 2: hydrazine hydrate View Scheme
Multi-step reaction with 2 steps 1: triethylamine / 1 h / 20 °C / Inert atmosphere 2: hydrazine hydrate / methanol / 3 h / Reflux View Scheme

: 1006894-82-1
N'-[benz-(E)-ylidene]furan-2-ylcarbohydrazide

A: 3326-71-4
2-furoic acid hydrazide

B: 100-52-7
benzaldehyde

Conditions

Conditions	Yield
With water In ethanol pH=2.47; Rate constant; Phosphoric acid buffer;
With water In ethanol pH=4.48; Rate constant; Citric acid buffer;

: N'-[(1E,2E)-3-phenyl-2-propenylidene]-2-furohydrazide

A: 14371-10-9
(E)-3-phenylpropenal

B: 3326-71-4
2-furoic acid hydrazide

Conditions

Conditions	Yield
With water In ethanol pH=2.47; Rate constant; Phosphoric acid buffer;
With water In ethanol pH=4.48; Rate constant; Citric acid buffer;

Furan-2-carbohydrazide Chemical Properties

Molecular Structure of 2-Furancarboxylic acid,hydrazide (CAS NO.3326-71-4):

IUPAC Name: furan-2-carbohydrazide
Empirical Formula: C₅H₆N₂O₂
Molecular Weight: 126.1132
H bond acceptors: 4
H bond donors: 3
Freely Rotating Bonds: 2
Polar Surface Area: 36.69 Å²
Index of Refraction: 1.535
Molar Refractivity: 31.07 cm³
Molar Volume: 99.7 cm³
Surface Tension: 48.8 dyne/cm
Density: 1.264 g/cm³
Flash Point: °C
Enthalpy of Vaporization: kJ/mol
Boiling Point: °C at 760 mmHg
Vapour Pressure: mmHg at 25°C
Melting Point: 77-79 °C(lit.)}
BRN: 114435
InChI
InChI=1/C5H6N2O2/c6-7-5(8)4-2-1-3-9-4/h1-3H,6H2,(H,7,8)
Smiles
c1(C(NN)=O)ccco1
Product Categories: Aromatic Hydrazides, Hydrazines, Hydrazones and Oximes

Furan-2-carbohydrazide Toxicity Data With Reference

Organism	Test Type	Route	Reported Dose (Normalized Dose)	Effect	Source
mouse	LD50	intraperitoneal	60mg/kg (60mg/kg)	BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD	Journal of Pharmacology and Experimental Therapeutics. Vol. 122, Pg. 110, 1958.

Furan-2-carbohydrazide Safety Profile

Hazard Codes: Harmful Xn
Risk Statements: 36/37/38-20/21/22
R36/37/38:Irritating to eyes, respiratory system and skin.
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed.
Safety Statements: 22-24/25-36/37/39-26
S22:Do not breathe dust.
S24/25:Avoid contact with skin and eyes.
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
WGK Germany: 3
RTECS: LV1925000
HS Code: 29321900

Furan-2-carbohydrazide Specification

2-Furancarboxylic acid,hydrazide , with CAS number of 3326-71-4, can be called 2-furancarbohydrazonicacid ; 2-furancarbonylhydrazide ; 2-furancarboxylicacid,hydrazide ; 2-furoylhydrazide ; 2-furylcarbonylhydrazide ; 2-furylcarboxylicacidhydrazide ; pyromucicacidhydrazide ; AKOS BBS-00004105 .It is a beige crystal.

Post a RFQ

Cas No.:

Product Name:

Quantity:

Email:

Company name:

Valid Period:

Detailed Requirements:

Enter 15 to 2000 letters.Word count: 0 letters

Attach files(File Format: Jpeg, Jpg, Gif, Png, PDF, PPT, Zip, Rar,Word or Excel Maximum File Size: 3MB)

What can I do for you?
Get Best Price

Get Best Price for 3326-71-4