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

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Benzaldehyde,2,4-dihydroxy-, 2-(5-nitro-2-pyridinyl)hydrazone
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

28058-38-0

28058-38-0 structure

28058-38-0 structure

Name: Benzaldehyde,2,4-dihydroxy-, 2-(5-nitro-2-pyridinyl)hydrazone
Chemical Name: (4Z)-3-hydroxy-4-[[2-(5-nitropyridin-2-yl)hydrazinyl]methylidene]cyclohexa-2,5-dien-1-one
CAS Number: 28058-38-0
Molecular Formula: C₁₂H₁₀N₄O₄
Molecular Weight: 274.23200
Create Date: 2017-05-17 13:51:44
Modify Date: 2025-09-13 19:33:27

Name	(4Z)-3-hydroxy-4-[[2-(5-nitropyridin-2-yl)hydrazinyl]methylidene]cyclohexa-2,5-dien-1-one

Density	1.682g/cm3
Boiling Point	378.7ºC at 760mmHg
Molecular Formula	C₁₂H₁₀N₄O₄
Molecular Weight	274.23200
Flash Point	182.8ºC
Exact Mass	274.07000
PSA	126.79000
LogP	1.79210
Vapour Pressure	2.08E-06mmHg at 25°C
Index of Refraction	1.841

CHEMICAL IDENTIFICATION

RTECS NUMBER :: VH3707600

CHEMICAL NAME :: beta-Resorcylaldehyde, (5-nitro-2-pyridyl)hydrazone

CAS REGISTRY NUMBER :: 28058-38-0

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C12-H10-N4-O4

MOLECULAR WEIGHT :: 274.26

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD - Lethal dose

ROUTE OF EXPOSURE :: Intraperitoneal

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >2 gm/kg

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

REFERENCE :: JPMSAE Journal of Pharmaceutical Sciences. (American Pharmaceutical Assoc., 2215 Constitution Ave., NW, Washington, DC 20037) V.50- 1961- Volume(issue)/page/year: 59,101,1970

The content on this webpage is sourced from various professional data sources. If you have any questions or concerns regarding the content, please feel free to contact service1@chemsrc.com.