Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 1-(4'-Sulfophenyl)-3-carboxy-5-pyrazolone
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 1-(4'-Sulfophenyl)-3-carboxy-5-pyrazolone
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: TIANFUCHEM--High purity 118-47-8 1-(4'-Sulfophenyl)-3-carboxy-5-pyrazolone
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

118-47-8

118-47-8 structure

118-47-8 structure

Name: 1-(4'-Sulfophenyl)-3-carboxy-5-pyrazolone
Chemical Name: 1-(4'-Sulfophenyl)-3-carboxy-5-pyrazolone
CAS Number: 118-47-8
Molecular Formula: C₁₀H₈N₂O₆S
Molecular Weight: 284.245
Create Date: 2019-01-09 22:44:23
Modify Date: 2025-08-22 13:11:34

Name	1-(4'-Sulfophenyl)-3-carboxy-5-pyrazolone
Synonyms	p-SCOP (1 : 4 SPCP) MFCD00020755 3-Carboxy-1-(4-sulfophenyl)-2-pyrazolin-5-one 3-Carboxy-1-(4-sulfo-phenyl)-pyrazolon-5 5-Oxo-1-(4-sulfophenyl)-2,5-dihydro-1H-pyrazole-3-carboxylic acid pyt PYRAZOLONE T 5-oxo-1-(4-sulfo-phenyl)-2,5-dihydro-1H-pyrazole-3-carboxylic acid SPCP 1-(4-SULFOPHENYL)-3-CARBOXY-5-PYRAZOLONE 4-(4-sulfo-1-phenylazo)-1-(4-sulfophenyl)-5-hydroxy-pyrazolone-3-carboxylic acid carboxypyrazoltcacid4 PYRAZALONE T 1-(4'-Sulphophenyl)-3-carboxy-5-pyrazolone EINECS 204-254-5 5-oxo-1-(4-sulfophenyl)-2-pyrazoline-3-carboxylic acid 1H-Pyrazole-3-carboxylic acid, 2,5-dihydro-5-oxo-1-(4-sulfophenyl)- 5-oxo-1-(4-sulphophenyl)-4,5-dihydro-1H-pyrazole-3-carboxylic acid

Density	1.7±0.1 g/cm3
Melting Point	260-270
Molecular Formula	C₁₀H₈N₂O₆S
Molecular Weight	284.245
Exact Mass	284.010315
PSA	132.72000
LogP	-0.84
Index of Refraction	1.695
Storage condition	-20°C

CHEMICAL IDENTIFICATION

RTECS NUMBER :: UQ6393920

CHEMICAL NAME :: 1H-Pyrazole-3-carboxylic acid, 4,5-dihydro-5-oxo-1-(4-sulfophenyl)-

CAS REGISTRY NUMBER :: 118-47-8

LAST UPDATED :: 199709

DATA ITEMS CITED :: 3

MOLECULAR FORMULA :: C10-H8-N2-O6-S

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD - Lethal dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >22 gm/kg

TOXIC EFFECTS :: Lungs, Thorax, or Respiration - other changes

REFERENCE :: GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 28(12),56,1984

TYPE OF TEST :: LD - Lethal dose

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >22 gm/kg

TOXIC EFFECTS :: Lungs, Thorax, or Respiration - other changes

REFERENCE :: GTPZAB Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1-36, 1957-1992. For publisher information, see MTPEEI Volume(issue)/page/year: 28(12),56,1984

Hazard Codes	Xi
HS Code	2933199090

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%

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