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2,5-dichloro-4-(5-hydroxy-3-methyl-1H-pyrazol-1-yl)benzenesulfonic acid dihydrate

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Formula: C5H7ClN4
CAS: 63211-98-3
search Element: benzenesulfonic dihydrate dichloro hydroxy pyrazol methyl acid
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Identification

Structural Formula
2,5-dichloro-4-(5-hydroxy-3-methyl-1H-pyrazol-1-yl)benzenesulfonic acid dihydrate
CAS:
63211-98-3
EINECS:
Molecular Formula:
C5H7ClN4
MDL:
MFCD01764685
Synonym:
2-chloro-4,5-diamino-6-methylpyrimidine 95+% ; 2-chloro-6-methylpyrimidine-4,5-diamine ; 2-chloro-4,5-diamino-6-methylpyrimidine




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CAS equal suppliers

2-Chloro-6-methylpyrimidine-4,5-diamine
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Ambeed, Inc.
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Manchester Organics Limited
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Properties for 2,5-dichloro-4-(5-hydroxy-3-methyl-1H-pyrazol-1-yl)benzenesulfonic acid dihydrate

Molecular Weight:
158.59 g·mol−1
Melting point:
249 °C
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Hazard Statements

GHS07

GHS03
Harmful
  • Acute toxicity (oral, dermal, inhalation), category 4
  • Skin irritation, categories 2, 3
  • Eye irritation, category 2A
  • Skin sensitization, category 1
  • Specific target organ toxicity following single exposure, category 3
    - Respiratory tract irritation
    - Narcotic effects
    • Not used
  • with the "skull and crossbones" pictogram
  • for skin or eye irritation if:
  • the "corrosion" pictogram also appears
  • the "health hazard" pictogram is used to indicate respiratory sensitization

Safety & Transport Information

Risk Codes:
R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed
R22 - Harmful if swallowed
R36/37/38 - Irritating to eyes, respiratory system and skin
R37/38 - Irritating to respiratory system and skin
R41 - Risk of serious damage to eyes
Safety Codes:
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection
S39 - Wear eye/face protection
Hazard Symbols:
Xi, Xn
Hazard symbol Xn Hazard symbol Xi
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Alternative Distributors of [2,5-dichloro-4-(5-hydroxy-3-methyl-1H-pyrazol-1-yl)benzenesulfonic acid dihydrate]

Producers or manufacturers change the product range from time to time. The following companies
have appeared as suppliers in the past / currently not verified

ABCR GmbH & Co. KG | Shanghai AOKChem Group Limited | Suzhou Rovathin Pharmatech Co., Ltd | Ark Pharm, Inc. | Aspirebio | Share Chemical Co., Ltd. | Jinan Great Chemical Co., Ltd. | East Chemical Industry Co., Ltd. | Yongyi Chemicals Group Co., Ltd. | Jinan Haohua Industry Co., Ltd.

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