Pharmaceutical Intermediates Manufacturers & Suppliers - China Pharmaceutical Intermediates Factory

1-((4-Hydrazinylbenzyl)sulfonyl)pyrrolidine Hydrochloride CAS 334981-11-2 Purity >99.0% (HPLC) Almotriptan Malate Intermediate Factory

1-((4-Hydrazinylbenzyl)sulfonyl)pyrrolidine Hydrochloride

Synonyms: Almotriptan Hydrazine Precursor HCl

CAS: 334981-11-2

Purity: >99.0% (HPLC)

Pale Yellow to Brownish Yellow Crystalline Powder

Intermediate of Almotriptan Malate (CAS: 181183-52-8)

E-Mail: alvin@ruifuchem.com

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3-Cyclopentylacrylonitrile CAS 591769-05-0 Purity >99.0% (GC) Factory

Chemical Name: 3-Cyclopentylacrylonitrile

CAS: 591769-05-0

Purity: >99.0% (GC)

Colorless to Light Yellow Transparent Liquid

Contact: Dr. Alvin Huang

Mobile/Wechat/WhatsApp: +86-15026746401

E-Mail: alvin@ruifuchem.com

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3-Fluoro-4-Methylbenzenesulfonyl Chloride CAS 90260-13-2 Purity >98.0% (GC) Factory

Name: 3-Fluoro-4-Methylbenzenesulfonyl Chloride

CAS: 90260-13-2

Purity: >98.0% (GC)

White to Off-White Solid Powder or Crystals

High Quality, Commercial Production

E-Mail: alvin@ruifuchem.com

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2-Acetoxyisobutyryl Bromide CAS 40635-67-4 Assay 98.0~110.0% (Titration) Factory

Chemical Name: 2-Acetoxyisobutyryl Bromide

Synonyms: 2-Acetoxy-2-Methylpropionyl Bromide

CAS: 40635-67-4

Assay: 98.0~110.0% (Titration)

Appearance: Colorless to Light Yellow Liquid

High Quality, Commercial Production

E-Mail: alvin@ruifuchem.com

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2-Oxa-6-Azaspiro[3.3]heptane Oxalate CAS 1159599-99-1 Purity >98.0% (HPLC)

Name: 2-Oxa-6-Azaspiro[3.3]heptane Oxalate

CAS: 1159599-99-1

Purity: >98.0% (HPLC)

Appearance: White to Off-White Powder

High Quality, Commercial Production

E-Mail: alvin@ruifuchem.com

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2-Bromo-4-Fluorotoluene CAS 1422-53-3 Purity >99.0% (GC) Factory

Chemical Name: 2-Bromo-4-Fluorotoluene

Synonyms: 2-Bromo-4-Fluoro-1-Methylbenzene

CAS: 1422-53-3

Purity: >99.0% (GC)

Appearance: Colorless Clear Liquid

High Quality, Commercial Production

E-Mail: alvin@ruifuchem.com

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S-Methylisothiourea Sulfate CAS 867-44-7 Purity >99.0% (Titration) Factory

Chemical Name: S-Methylisothiourea Sulfate

CAS: 867-44-7

Purity: >99.0% (Titration With HClO4)

Appearance: White Powder or Crystalline Powder

High Quality, Commercial Production

E-Mail: alvin@ruifuchem.com

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Sulfo-SMCC Sodium Salt CAS 92921-24-9 Purity >95.0% (HPLC) Factory

Name: Sulfo-SMCC Sodium Salt

CAS: 92921-24-9

Purity: >95.0% (HPLC)

Appearance: Off-White or White Powder

Proteins Crosslinker, High Quality

Contact: Dr. Alvin Huang

Mobile/Wechat/WhatsApp: +86-15026746401

E-Mail: alvin@ruifuchem.com

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N-Bromosuccinimide (NBS) CAS 128-08-5 Purity >99.0% (Titration by Na2S2O3) Factory Hot Sale

Chemical Name: N-Bromosuccinimide

Synonyms: NBS

CAS: 128-08-5

Purity: >99.0% (Titration by Na2S2O3)

Appearance: White or Off-White Crystal

High Quality, Commercial Production

Contact: Dr. Alvin Huang

Mobile/Wechat/WhatsApp: +86-15026746401

E-Mail: alvin@ruifuchem.com

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N-(Chloromethyl)phthalimide CAS 17564-64-6 Purity >98.0% (HPLC) Factory

Chemical Name: N-(Chloromethyl)phthalimide

CAS: 17564-64-6

Purity: >98.0% (HPLC)

Appearance: White Crystalline Powder

High Quality, Commercial Production

Contact: Mr. Alvin Huang

Mobile/Wechat/WhatsApp: +86-15026746401

E-Mail: alvin@ruifuchem.com

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4-[(1-Pyrrolidinylsulfonyl)methyl]aniline CAS 334981-10-1 Purity >99.0% (HPLC) Almotriptan Aniline Precursor Factory

Name: 4-[(1-Pyrrolidinylsulfonyl)methyl]aniline

CAS: 334981-10-1

Purity: >99.0% (HPLC)

Appearance: White to Faint Yellow Crystalline Powder

Intermediate of Almotriptan Malate (CAS: 181183-52-8)

High Quality, Commercial Production

E-Mail: alvin@ruifuchem.com

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δ-Valerolactone CAS 542-28-9 Purity >98.5% (GC) Factory

Chemical Name: δ-Valerolactone

Synonyms: delta-Valerolactone; DVL

CAS: 542-28-9

Purity: >98.5% (GC)

Appearance: Clear Colorless to Yellowish Liquid

High Quality, Commercial Production

E-Mail: alvin@ruifuchem.com

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Paroxetine Hydrochloride Hemihydrate CAS 110429-35-1 Assay 97.5~102.0% Factory

Name: Paroxetine Hydrochloride Hemihydrate

CAS: 110429-35-1

Assay (Anhydrous Substance): 97.5~102.0%

Appearance: White or Almost White Crystalline Powder

API High Quality, Commercial Production

E-Mail: alvin@ruifuchem.com

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N-Methyl Paroxetine CAS 110429-36-2 Assay >99.0% Factory

Chemical Name: N-Methyl Paroxetine

CAS: 110429-36-2

Assay: >99.0%

Appearance: White or Almost White Crystalline Powder

High Quality, Commercial Production

E-Mail: alvin@ruifuchem.com

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Pharmaceutical Intermediates

Epitalon CAS 307297-39-8 Purity ≥98.0% (HPLC) High Purity

Tirzepatide CAS 2023788-19-2 Purity (HPLC) ≥99.0% Peptide Content ≥85.0% High Quality

N,N-Dimethylpropionamide (DMPA) CAS 758-96-3 Purity ≥99.0% (GC) High Quality

2,2′-Dimorpholinodiethyl Ether (DMDEE) CAS 6425-39-4 Purity ≥99.0% (GC) Polyurethane Foam Catalyst High Quality

N,N,N’,N”,N”-Pentamethyldiethylenetriamine (PMDETA) CAS 3030-47-5 Purity ≥99.0% (GC) Polyurethane Amine Catalysts High Quality

2-Methyl-1,4-Diazabicyclo[2.2.2]octane CAS 1193-66-4 Purity ≥90.0% (GC)

N-(2-Hydroxypropyl)ethylenediamine CAS 123-84-2 Purity ≥99.7% (GC) High Quality

Isophoronediamine (IPDA) CAS 2855-13-2 (cis- and trans- mixture) Purity ≥99.7% (GC) High Quality

Polyetheramine D-230 CAS 9046-10-0 Average Mn ~230 Assay ≥97.0% High Quality

3-(Dimethylamino)propylamine (DMAPA) CAS 109-55-7 Purity ≥99.8% (GC) High Quality

Diethylenetriamine (DETA) CAS 111-40-0 Purity ≥99.0% (GC) High Quality

Ethylenediamine (EDA) CAS 107-15-3 Purity ≥99.5% (GC) High Quality

2-(2-Aminoethylamino)ethanol (AEEA) CAS 111-41-1 Purity ≥99.5% (GC) High Quality

1-((4-Hydrazinylbenzyl)sulfonyl)pyrrolidine Hydrochloride CAS 334981-11-2 Purity >99.0% (HPLC) Almotriptan Malate Intermediate Factory

3-Cyclopentylacrylonitrile CAS 591769-05-0 Purity >99.0% (GC) Factory

3-Fluoro-4-Methylbenzenesulfonyl Chloride CAS 90260-13-2 Purity >98.0% (GC) Factory

2-Acetoxyisobutyryl Bromide CAS 40635-67-4 Assay 98.0~110.0% (Titration) Factory

2-Oxa-6-Azaspiro[3.3]heptane Oxalate CAS 1159599-99-1 Purity >98.0% (HPLC)

2-Bromo-4-Fluorotoluene CAS 1422-53-3 Purity >99.0% (GC) Factory

S-Methylisothiourea Sulfate CAS 867-44-7 Purity >99.0% (Titration) Factory

Sulfo-SMCC Sodium Salt CAS 92921-24-9 Purity >95.0% (HPLC) Factory

N-Bromosuccinimide (NBS) CAS 128-08-5 Purity >99.0% (Titration by Na2S2O3) Factory Hot Sale

N-(Chloromethyl)phthalimide CAS 17564-64-6 Purity >98.0% (HPLC) Factory

4-[(1-Pyrrolidinylsulfonyl)methyl]aniline CAS 334981-10-1 Purity >99.0% (HPLC) Almotriptan Aniline Precursor Factory

δ-Valerolactone CAS 542-28-9 Purity >98.5% (GC) Factory

Paroxetine Hydrochloride Hemihydrate CAS 110429-35-1 Assay 97.5~102.0% Factory

N-Methyl Paroxetine CAS 110429-36-2 Assay >99.0% Factory