550-74-3|3H-Pyrazol-3-one,2,4-dihydro-5-methyl-4-nitro-2-(4-nitrophenyl)-Products Supply

3H-Pyrazol-3-one,2,4-dihydro-5-methyl-4-nitro-2-(4-nitrophenyl)- cas no:550-74-3

Synonyms: Picrolonicacid (6CI,7CI,8CI);NSC 5049;Picrolonic acid;3-Methyl-4-nitro-1-(p-nitrophenyl)-2-pyrazolin-5-one;2-Pyrazolin-5-one, 3-methyl-4-nitro-1-(p-nitrophenyl)-;3-Methyl-4-nitro-1-p-nitrophenyl-5-pyrazolone;

Identification

Name3H-Pyrazol-3-one,2,4-dihydro-5-methyl-4-nitro-2-(4-nitrophenyl)-
CAS550-74-3
SynonymsPicrolonicacid (6CI,7CI,8CI);NSC 5049;Picrolonic acid;3-Methyl-4-nitro-1-(p-nitrophenyl)-2-pyrazolin-5-one;2-Pyrazolin-5-one, 3-methyl-4-nitro-1-(p-nitrophenyl)-;3-Methyl-4-nitro-1-p-nitrophenyl-5-pyrazolone;
EINECS(EC#)208-986-6
Molecular FormulaC₁₀H₈N₄O₅
Molecular Weight264.19432

Chemical Properties

AppearanceDark burnt orange to yellow powder
refractive index1.714
storage tempRefrigerator (+4°C)

Safety Data

Hazard Xn: Harmful;
Risk R68
Safety

Moderately toxic by ingestion. Mutation data reported. When heated to decomposition it emits toxic fumes of NO_x.
Hazard Codes Harmful Xn,Xi
Risk Statements 68-36/37/38-22
R68:Possible risk of irreversible effects.
R36/37/38: Picrolonic acid (CAS NO.550-74-3) is irritating to eyes, respiratory system and skin.
R22:Harmful if swallowed.
Safety Statements 37/39-26-36
S37/39:Wear suitable gloves and eye/face protection.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36:Wear suitable protective clothing.
RTECS UQ9510000

Toxicity

1.	mmo-sat 1 mg/plate	MUREAV Mutation Research. 54 (1978),101.
2.	dnr-esc 1 mg/plate	MUREAV Mutation Research. 54 (1978),101.
3.	orl-rat LD:>500 mg/kg	NCNSA6 National Academy of Sciences, National Research Council, Chemical-Biological Coordination Center, Review. 5 (1953),23.

supplier list

Hangzhou Dayangchem Co., Ltd.: Tel:86-571-88938639; Address: 9/F Unit 2 ChangdiTorch Building, 259 #WenSan Road

Boc Sciences: Tel:1-631-5046093; Address: 45-16 Ramsey Road, Shirley, NY 11967, USA

Angene International Limited: Tel:852-852-81916999; Address: 4/F Silvercord Center Tower 1, 30 Canton Rd,KL,Hong Kong

Wuhan jindi shengyuan chemical co.,ltd: Tel:4000271281; Address: Green New Capital,Spring Festival Village ,Houhu Village,Jiangan District,Wuhan China

Kiran Light Laboratories: Tel:+91-22-28281500; Address: 401/406,Sarita B,Prabhat Indl. Complex,W.E.Highway,Dahisar(E),

Synasia Fine Chemicals Inc.: Tel:+1-(732)-205-9880; Address: 240 Amboy Avenue, Metuchen, New Jersey 08840,

Hangzhou J&H Chemical Co., Ltd: Tel:86-571-87396430; Address: No.200 Zhenhua Rd.Xihu Industrial Park, Hangzhou 310030, China

Finetech Industry limited.: Tel:86-27-87465837; Address: chukang Road, Wuhan, Hubei 430073,

3H-Pyrazol-3-one,2,4-dihydro-5-methyl-4-nitro-2-(4-nitrophenyl)- cas no:550-74-3

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