Open Nav
Home Products

Products

Hengyuan Fine Chemical is a leading supplier of reference materials and standards, specializing in providing high-precision and highly reliable solutions for industries such as environmental testing, food safety, and pharmaceutical research and development. We offer nearly 50,000 ready-to-ship products, including pharmaceutical impurity reference standards, chemical analysis reference standards, pharmacopoeial titrants, biopeptide reference standards, and more, meeting the testing needs of various industries.

With a craftsmanship spirit at our core, we are committed to refining every product to ensure its quality and accuracy. At the same time, we understand customer needs through in-depth communication, providing customized solutions and fast delivery services to support the efficient progress of your projects.

Hengyuan Fine Chemical—where precision becomes a habit and trust becomes a bond.


Product Number Image Product Name CAS No. Molecular Formula
Product Number:PCL-#-Me761-20mg 4'-Methylacetophenone; p-Methylacetophenone Product Name:4'-Methylacetophenone; p-Methylacetophenone CAS No.:122-00-9 Molecular Formula:
Product Number:PCL-#-Di022-25mg Deoxyfluorouridine L; 5'-deoxy-5-fluorouridine; Capecitabine impurity B Product Name:Deoxyfluorouridine L; 5'-deoxy-5-fluorouridine; Capecitabine impurity B CAS No.:3094-09-5 Molecular Formula:
Product Number:PCL-#-Fl017-100mg N-Fmoc-N'-trityl-L-histidine Product Name:N-Fmoc-N'-trityl-L-histidine CAS No.:N/A Molecular Formula:
Product Number:PCL-#-Di074-50mg N,N'-dicyclohexylurea Product Name:N,N'-dicyclohexylurea CAS No.:2387-23-7 Molecular Formula:
Product Number:PCL-#-Fl019-100mg 2'-Fluoroacetophenone Product Name:2'-Fluoroacetophenone CAS No.:445-27-2 Molecular Formula:
Product Number:PCL-#-Di127-50mg 1-(2,3-Dichlorophenyl)piperazine dimer hydrochloride; 1,1'-(Ethane-1,1-diphenyl(2,3-dichloro-4,1-phenylene))bis-piperazine dihydrochloride; Piperazine dimer impurity Product Name:1-(2,3-Dichlorophenyl)piperazine dimer hydrochloride; 1,1'-(Ethane-1,1-diphenyl(2,3-dichloro-4,1-phenylene))bis-piperazine dihydrochloride; Piperazine dimer impurity CAS No.:519138-48-8 Molecular Formula:
Product Number:PCL-#-Az539-50mg Azithromycin impurity IV (impurity I) [Azithromycin I (3'-N-desmethylazithromycin] (2R, 3S, 4R, 5R, 8R, 10R, 11R, 12S, 13S, 14R)-13-[[2,6-dideoxy-3-C-methyl-3-O-methyl-α-L-ribulose-cohexylglycopyranosidyl]oxy]-2-ethyl-3,4,10-trihydroxy-3. 5,6,8,10,12,14-heptamethyl-11-[[3,4,6-trideoxy-3-methylamino-beta-D-xylulose-hexopyranosyl]oxy]-1-oxa-6-azacyclopentadecan-15-one Product Name:Azithromycin impurity IV (impurity I) [Azithromycin I (3'-N-desmethylazithromycin] (2R, 3S, 4R, 5R, 8R, 10R, 11R, 12S, 13S, 14R)-13-[[2,6-dideoxy-3-C-methyl-3-O-methyl-α-L-ribulose-cohexylglycopyranosidyl]oxy]-2-ethyl-3,4,10-trihydroxy-3. 5,6,8,10,12,14-heptamethyl-11-[[3,4,6-trideoxy-3-methylamino-beta-D-xylulose-hexopyranosyl]oxy]-1-oxa-6-azacyclopentadecan-15-one CAS No.:172617-84-4 Molecular Formula:
Product Number:PCL-#-Pr001-25mg Pramipexole EP impurity C (6S,6'S)-N6,N6'-(2-methylpentane-1,3-diyl)bis(4,5,6,7-tetrahydrobenzothiazole)-2,6-diamine Product Name:Pramipexole EP impurity C (6S,6'S)-N6,N6'-(2-methylpentane-1,3-diyl)bis(4,5,6,7-tetrahydrobenzothiazole)-2,6-diamine CAS No.:1973461-14-1 Molecular Formula:
Product Number:PCL-#-Cp112-50mg Clindamycin phosphate EP impurity K; Dilindamycin pyrophosphate; 2,2'-Oxybis(hydroxyphosphoryl)bis[methyl 7-chloro-6,7,8-trideoxy-6-[[[(2S,4R)-1-methyl-4-propylpyrrolidin-2-yl]carbonyl]amino]-1-thioxo-L-thio-L-threonine-α-D-galactopyranose-octapentapentapentapyrrole] Product Name:Clindamycin phosphate EP impurity K; Dilindamycin pyrophosphate; 2,2'-Oxybis(hydroxyphosphoryl)bis[methyl 7-chloro-6,7,8-trideoxy-6-[[[(2S,4R)-1-methyl-4-propylpyrrolidin-2-yl]carbonyl]amino]-1-thioxo-L-thio-L-threonine-α-D-galactopyranose-octapentapentapentapyrrole] CAS No.:N/A Molecular Formula:
Product Number:PCL-#-Az538-5mg Azithromycin EP impurity Q((3'-N-{[4- (acetyl) phenyl] sulfonyl }- 3'-(N,N- demethyl) azithromycin) Product Name:Azithromycin EP impurity Q((3'-N-{[4- (acetyl) phenyl] sulfonyl }- 3'-(N,N- demethyl) azithromycin) CAS No.:2095879-65-3 Molecular Formula:
Product Number:PCL-#-Bz0148-50mg 1,1'-(1,3-Propandiyl)bis(benzimidazolin-2-on) Product Name:1,1'-(1,3-Propandiyl)bis(benzimidazolin-2-on) CAS No.:39677-10-6 Molecular Formula:
Product Number:PCL-#-Az532-25mg Azithromycin EP impurity H; Azithromycin impurity III (impurity H) 3'-N-[[4-(acetylamino)phenyl]sulfonyl]-3'-N-desmethyl azithromycin Product Name:Azithromycin EP impurity H; Azithromycin impurity III (impurity H) 3'-N-[[4-(acetylamino)phenyl]sulfonyl]-3'-N-desmethyl azithromycin CAS No.:612069-30-4 Molecular Formula:
Product Number:PCL-#-Fm005-100mg N-Fmoc-N''-trityl-D-histidine Product Name:N-Fmoc-N''-trityl-D-histidine CAS No.:135610-90-1 Molecular Formula:
Product Number:PCL-#-Az538-30mg Azithromycin EP impurity Q((3'-N-{[4- (acetyl) phenyl] sulfonyl }- 3'-(N,N- demethyl) azithromycin) Product Name:Azithromycin EP impurity Q((3'-N-{[4- (acetyl) phenyl] sulfonyl }- 3'-(N,N- demethyl) azithromycin) CAS No.:2095879-65-3 Molecular Formula:
Product Number:PCL-#-Di074-100mg N,N'-dicyclohexylurea Product Name:N,N'-dicyclohexylurea CAS No.:2387-23-7 Molecular Formula:
Product Number:PCL-#-To013-100mg 4'-Chloro-7-(toluene-4-sulfonyl)-7H-[4,7']bis[pyrrolo[2,3-d]pyrimidinyl](tofacitinib impurity IM01-5) Product Name:4'-Chloro-7-(toluene-4-sulfonyl)-7H-[4,7']bis[pyrrolo[2,3-d]pyrimidinyl](tofacitinib impurity IM01-5) CAS No.:N/A Molecular Formula:
Product Number:PCL-#-Di022-50mg Deoxyfluorouridine L; 5'-deoxy-5-fluorouridine; Capecitabine impurity B Product Name:Deoxyfluorouridine L; 5'-deoxy-5-fluorouridine; Capecitabine impurity B CAS No.:3094-09-5 Molecular Formula:
Product Number:PCL-#-Az532-50mg Azithromycin EP impurity H; Azithromycin impurity III (impurity H) 3'-N-[[4-(acetylamino)phenyl]sulfonyl]-3'-N-desmethyl azithromycin Product Name:Azithromycin EP impurity H; Azithromycin impurity III (impurity H) 3'-N-[[4-(acetylamino)phenyl]sulfonyl]-3'-N-desmethyl azithromycin CAS No.:612069-30-4 Molecular Formula:
Product Number:PCL-#-Bz0202-50mg 2'-Amino-4'-methoxyacetophenone Product Name:2'-Amino-4'-methoxyacetophenone CAS No.:42465-53-2 Molecular Formula:
Product Number:PCL-#-Me761-25mg 4'-Methylacetophenone; p-Methylacetophenone Product Name:4'-Methylacetophenone; p-Methylacetophenone CAS No.:122-00-9 Molecular Formula:
  1. <
  2. 345
  3. 346
  4. 347
  5. 348
  6. 349
  7. >
1
2
3
4
5
6
HomeEmailContact