Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Dichlorosulfophenyl-3-methylpyrazolone
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Dichlorosulfophenyl-3-methylpyrazolone
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

84-57-1

84-57-1 structure

84-57-1 structure

Name: Dichlorosulfophenyl-3-methylpyrazolone
Chemical Name: 1-(2,5-Dichloro-4-sulfophenyl)-3-methyl-5-pyrazolone Monohydrate
CAS Number: 84-57-1
Molecular Formula: C₁₀H₈Cl₂N₂O₄S
Molecular Weight: 323.15300
Catalog: Organic raw materials Ketone compound
Create Date: 2018-12-01 01:35:57
Modify Date: 2025-08-24 11:53:47

Name	1-(2,5-Dichloro-4-sulfophenyl)-3-methyl-5-pyrazolone Monohydrate
Synonyms	Dichlorosulfophenyl-3-methylpyrazolone EINECS 201-541-7 MFCD00035706

Boiling Point	221ºC
Melting Point	346 °C (dec.)(lit.)
Molecular Formula	C₁₀H₈Cl₂N₂O₄S
Molecular Weight	323.15300
Exact Mass	321.95800
PSA	95.42000
LogP	2.93410
Index of Refraction	1.645

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DB6040000

CHEMICAL NAME :: Benzenesulfonic acid, 2,5-dichloro-4-(3-methyl-5-oxo-2-pyrazolin-1-yl)-

CAS REGISTRY NUMBER :: 84-57-1

LAST UPDATED :: 199701

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C10-H8-Cl2-N2-O4-S

MOLECULAR WEIGHT :: 323.16

WISWESSER LINE NOTATION :: T5NNV DHJ BR BG EG DSWQ& E1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: 28ZPAK "Sbornik Vysledku Toxixologickeho Vysetreni Latek A Pripravku," Marhold, J.V., Institut Pro Vychovu Vedoucicn Pracovniku Chemickeho Prumyclu Praha, Czechoslovakia, 1972 Volume(issue)/page/year: -,186,1972

Hazard Codes	Xi: Irritant;
Risk Phrases	R36/37/38
Safety Phrases	S26-S36
WGK Germany	3
RTECS	DB6040000

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