CAS 28466-26-4|4-Amino-1H-pyrazole

Introduction：Basic information about CAS 28466-26-4|4-Amino-1H-pyrazole, including its chemical name, molecular formula, synonyms, physicochemical properties, and safety information, etc.

Table of Contents

1. Names
2. Chemical & Physical Properties
3. Toxicological Information
CHEMICAL IDENTIFICATION
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
4. Safety Information
5. Customs
6. Articles1
7. Synonyms

Common Name	4-Amino-1H-pyrazole
CAS Number	28466-26-4	Molecular Weight	83.092
Density	1.3±0.1 g/cm3	Boiling Point	334.5±15.0 °C at 760 mmHg
Molecular Formula	C₃H₅N₃	Melting Point	75-77ºC
MSDS	ChineseUSA	Flash Point	182.6±7.6 °C
Symbol	GHS07	Signal Word	Warning

Names

Name	1H-pyrazol-4-amine
Synonym	More Synonyms

Chemical & Physical Properties

Density	1.3±0.1 g/cm3
Boiling Point	334.5±15.0 °C at 760 mmHg
Melting Point	75-77ºC
Molecular Formula	C₃H₅N₃
Molecular Weight	83.092
Flash Point	182.6±7.6 °C
Exact Mass	83.048347
PSA	54.70000
LogP	-1.10
Vapour Pressure	0.0±0.7 mmHg at 25°C
Index of Refraction	1.648
InChIKey	AXINVSXSGNSVLV-UHFFFAOYSA-N
SMILES	Nc1cn[nH]c1

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UQ4993000

CHEMICAL NAME :: Pyrazole, 4-amino-

CAS REGISTRY NUMBER :: 28466-26-4

BEILSTEIN REFERENCE NO. :: 0001619

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C3-H5-N3

MOLECULAR WEIGHT :: 83.11

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

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

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >800 mg/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: FRPSAX Farmaco, Edizione Scientifica. (Casella Postale 227, 27100 Pavia, Italy) V.8-43 1953-88 For publisher information, see FRMCE8 Volume(issue)/page/year: 25,592,1970

Safety Information

Symbol	GHS07
Signal Word	Warning
Hazard Statements	H302-H315-H319-H335
Precautionary Statements	P261-P305 + P351 + P338
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Faceshields;Gloves
Hazard Codes	Xi: Irritant;
RIDADR	NONH for all modes of transport
RTECS	UQ4993000
HS Code	2933199090

Customs

HS Code	2933199090
Summary	2933199090. other compounds containing an unfused pyrazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

Articles1

Apolipoprotein B48, the Structural Component of Chylomicrons, Is Sufficient to Antagonize Staphylococcus aureus Quorum-Sensing.

PLoS ONE 10 , e0125027, (2015)

Serum lipoproteins (LP) are increasingly being recognized as dual purpose molecules that contribute to both cholesterol homeostasis and host innate defense. In fact, very low LP levels are associated ...

Synonyms

1H-pyrazole-4-amine

3-pyrazolylamine

4-NH2-pyrazole

1H-Pyrazol-4-amine

4-Amino-1H-pyrazole

Pyrazole,4-amino

1H-Pyrazol-5-amine

4-Aminopyrazole

1H-PYRAZOL-4-YLAMINE

1H-pyrazol-3-amine

pyrazole-4-ylamine

Recommended......