Cas no 155601-30-2 (4,5-Diamino-1-(2-hydroxyethyl)pyrazole sulfate)

4,5-Diamino-1-(2-hydroxyethyl)pyrazole sulfate is a high-purity organic compound primarily used as an intermediate in the synthesis of specialty chemicals, particularly in hair dye formulations. Its key advantages include excellent solubility in water and polar solvents, facilitating its incorporation into aqueous-based systems. The presence of both amino and hydroxyl functional groups enhances its reactivity, making it a versatile building block for further chemical modifications. The sulfate form ensures improved stability and handling characteristics. This compound is valued for its consistent performance in oxidative hair dye applications, where it contributes to durable and vibrant color results. Strict quality control ensures low impurity levels, meeting industry standards for cosmetic and pharmaceutical use.
4,5-Diamino-1-(2-hydroxyethyl)pyrazole sulfate structure
155601-30-2 structure
Product Name:4,5-Diamino-1-(2-hydroxyethyl)pyrazole sulfate
CAS No:155601-30-2
MF:C5H12N4O5S
MW:240.237579345703
MDL:MFCD07368638
CID:65411
PubChem ID:11673148
Update Time:2025-10-19

4,5-Diamino-1-(2-hydroxyethyl)pyrazole sulfate Chemical and Physical Properties

Names and Identifiers

    • 4,5-Diamino-1-(2-hydroxyethyl)pyrazole sulfate
    • 4,5-Diamino-1-hyoxyethyl pyrazole sulfate
    • 4,5-Diamino-1-(2-Hydroxy)Ethyl Pyrazole Sulfate
    • 4,5-Diamino-1-(2-hydroxyethyl)pyrazole sulfate (P5)
    • 2-(4,5-diaminopyrazol-1-yl)ethanol,sulfuric acid
    • P5 SULFATE
    • Pyrazole DHE
    • 4,5-Diamino-1-(2-hydroxyethyl)
    • 1-HYDROXYETHYL 4,5-DIAMINO PYRAZOLE SULFATE
    • 4,5- twoaMino -1-hydroxyethylpyrazolsulfate
    • 4,5-DIAMINO-(2-HYDROXYETHYL)PYRAZOLE SULFATE
    • 4,5-DIAMINO-L-(2-HYDROXYETHYL)PYRAZOLE SULFATE
    • 1-(2-Hydroxyethyl)-4,5-diaminopyrazole sulfate
    • 2-(4,5-diaMino-1H-pyrazol-1-yl)ethanol sulfate
    • 4,5-Diamino-1-(2-Hydroxyethyl)-1h-Pyazolsulfate
    • 4,5-DIAMINO-1-(2-HYDROXYETHYL)PYRAZOLE SULPHATE
    • 4,5-DIAMINO-1-(2-HYDROXYETHYL)PYRAZOLESULPHATE
    • 4,5-DIAMINO-1-PYRAZOLEETHANOL SULFATE
    • 04N8KX12N6
    • 4,5-Diamino-1-(2-Hydroxyethyl) pyrazole sulfate
    • 1H-Pyrazole-1-ethanol, 4,5-diamino-, sulfate (1:1)
    • 2-(4,5-diaminopyrazol-1-yl)ethanol; sulfuric acid
    • 2-(4,5-diamino-1H-pyrazol-1-yl)ethan-
    • CS-W003383
    • 2-(4,5-diaminopyrazol-1-yl)ethanol;sulfuric acid
    • 4,5-Diamino-1-(2-hydroxyethyl)-1H-pyrazole sulfate
    • UNII-04N8KX12N6
    • AB32056
    • 4,5-Diamino-1-(2-hydroxyethyl)pyrazolesulfate
    • DTXCID5088419
    • J-200164
    • SCHEMBL143344
    • 1-(2-hydroxyethyl)-1H-pyrazol-4,5-diyldiammoniumsulfate
    • 2-(4,5-Diamino-1H-pyrazol-1-yl)ethan-1-ol sulfate
    • AS-15654
    • 1H-Pyrazole-1-ethanol, 4,5-diamino-, sulfate (1:1) (salt)
    • Q27247659
    • SY021155
    • 1-HYDROXYETHYL 4,5-DIAMINO PYRAZOLE SULFATE [INCI]
    • AKOS015856642
    • 2-(4,5-diamino-1H-pyrazol-1-yl)ethan-1-ol; sulfuric acid
    • Colorex WP5
    • 4,5-diamino-1-(2-hydroxyethyl)-pyrazole sulfate
    • EN300-213558
    • EC 429-300-3
    • 4,5-diamino-1-(2-hydroxyethyl)pyrazole sulfate, AldrichCPR
    • C5H12N4O5S
    • 1-(2-Hydroxyethyl)-4,5-diaminopyrazole Sulfate; 4,5-Diamino-1-(2-hydroxyethyl)-1H-pyrazole Sulfate; Jarocol AHP; Rodol HDAP; 4,5-Diamino-1H-pyrazole-1-ethanol Sulfate (1:1);
    • 155601-30-2
    • MFCD07368638
    • 4,5-diamino-1-(2-hydroxyethyl)pyrazole sulfuric acid salt
    • DTXSID20165928
    • AC-8151
    • 605-017-2
    • FD139495
    • MDL： MFCD07368638
    • Inchi： 1S/C5H10N4O.H2O4S/c6-4-3-8-9(1-2-10)5(4)7;1-5(2,3)4/h3,10H,1-2,6-7H2;(H2,1,2,3,4)
    • InChI Key： IBCDZZHMNXXYAP-UHFFFAOYSA-N
    • SMILES： S(=O)(=O)(O)O.OCCN1C(=C(C=N1)N)N

Computed Properties

  • Exact Mass: 240.05300
  • Monoisotopic Mass: 240.05284067g/mol
  • Isotope Atom Count: 0
  • Hydrogen Bond Donor Count: 5
  • Hydrogen Bond Acceptor Count: 8
  • Heavy Atom Count: 15
  • Rotatable Bond Count: 2
  • Complexity: 191
  • Covalently-Bonded Unit Count: 2
  • Defined Atom Stereocenter Count: 0
  • Undefined Atom Stereocenter Count : 0
  • Defined Bond Stereocenter Count: 0
  • Undefined Bond Stereocenter Count: 0
  • Topological Polar Surface Area: 173

Experimental Properties

  • Color/Form: No data available
  • Melting Point: 186-190°C
  • Boiling Point: 407.4℃ at 760 mmHg
  • Flash Point: No data available
  • PSA: 173.07000
  • LogP: 0.63020
  • Vapor Pressure: No data available

4,5-Diamino-1-(2-hydroxyethyl)pyrazole sulfate Security Information

4,5-Diamino-1-(2-hydroxyethyl)pyrazole sulfate Customs Data

  • HS CODE：2933199090
  • Customs Data：

    China Customs Code:

    2933199090

    Overview:

    2933199090. Other structurally non fused pyrazole ring compounds. VAT:17.0%. Tax refund rate:13.0%. Regulatory conditions:nothing. MFN tariff:6.5%. general tariff:20.0%

    Declaration elements:

    Product Name, component content, use to, Please indicate the appearance of Urotropine, 6- caprolactam please indicate the appearance, Signing date

    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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4,5-Diamino-1-(2-hydroxyethyl)pyrazole sulfate Suppliers

Tiancheng Chemical (Jiangsu) Co., Ltd
Gold Member
Audited Supplier Audited Supplier
(CAS:155601-30-2)4,5-二氨基-1-(2-羥基)乙基吡唑硫酸鹽
Order Number:LE8310017;LE17047
Stock Status:in Stock
Quantity:25KG,200KG,1000KG
Purity:99%
Pricing Information Last Updated:Friday, 20 June 2025 12:46
Price ($):discuss personally
Suzhou Senfeida Chemical Co., Ltd
Gold Member
Audited Supplier Audited Supplier
(CAS:155601-30-2)4,5-Diamino-1-(2-hydroxyethyl)pyrazole sulfate
Order Number:sfd4855
Stock Status:in Stock
Quantity:200kg
Purity:99.9%
Pricing Information Last Updated:Friday, 19 July 2024 14:33
Price ($):discuss personally

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Recommended suppliers
Tiancheng Chemical (Jiangsu) Co., Ltd
(CAS:155601-30-2)4,5-二氨基-1-(2-羥基)乙基吡唑硫酸鹽
LE8310017;LE17047
Purity:99%/99%
Quantity:25KG,200KG,1000KG/25KG,200KG,1000KG
Price ($):Inquiry/Inquiry
Email
Suzhou Senfeida Chemical Co., Ltd
(CAS:155601-30-2)4,5-Diamino-1-(2-hydroxyethyl)pyrazole sulfate
sfd4855
Purity:99.9%
Quantity:200kg
Price ($):Inquiry
Email