Daming Changda Co., Ltd


Daming Changda Co., Ltd



LLBCHEM (Daming Changda Co,Ltd), a manufacturer in China, has worked on pharmaceutical intermediates nearly 20 years. We can provide laboratory quantities of a wide range of materials for R & D usage. All products are manufactured by Companies committed to today\'s most rigorous global norms in our Quality Management ractices, environment and hygiene-oriented methods, and safety standards.


Tris(dibenzylideneacetone)dipalladium cas 51364-51-3
Tris(dibenzylideneacetone)dipalladium cas 51364-51-3 Tris(dibenzylideneacetone) dipalladium (Tris DBA) is used as catalyst for a wide variety of Pd catalyzed reactions including Suzuki coupling, Heck ...
[1,1\\\'-Bis(diphenylphosphino)ferrocene]dichloropalladium(II),complex with dichloromethane cas
[1,1\\\'-Bis(diphenylphosphino)ferrocene]dichloropalladium(II),complex with dichloromethane cas (1,1'-Bis(diphenylphosphino)ferrocene)dichloropalladium-dichloromethane is used in the preparation of imidazoles, benzimidazoles, and tetrahydropyr...
(R)-(-)-2-Amino-3-methyl-1-butanol cas 4276-09-9
(R)-(-)-2-Amino-3-methyl-1-butanol cas 4276-09-9 Valinol is an organic compound named after, and commonly produced from, the amino acid valine. The compound is chiral and is produced almost exclus...
L-PROLINOL  cas 23356-96-9
L-PROLINOL cas 23356-96-9 Prolinol is a chiral amino-alcohol that is used as a chiral building block in organic synthesis. It exists as two enantiomers: the D and L forms.
3,6-Dichloropyridazine  Cas 141-30-0
3,6-Dichloropyridazine Cas 141-30-0 3,6-Dichloropyridazine is used as a reagent in the synthesis of diorganodiselenides which show anti-proliferative effects against human MCF-7 breas...
Methyl 4-Boc-Piperazine-2-Carboxylate  cas
Methyl 4-Boc-Piperazine-2-Carboxylate cas 1-tert-Butyl 3-Methyl Piperazine-1,3-dicarboxylate, is used for the preparation of N,N-Dialkylated 4-(4-arylsulfonylpiperazine-1-carbonyl)-benzamid...
3-Aminobenzeneboronic acid hemisulfate salt  CAS 66472-86-4
3-Aminobenzeneboronic acid hemisulfate salt CAS 66472-86-4 CAS: 66472-86-4 MF: C12H18B2N2O8S MW: 371.96692 EINECS: 266-376-5 Uses :Adsorbent additive for the chromatographic separation of 3 ′ -termina...
Ethyl 2-isocyanoacetate CAS 2999-46-4
Ethyl 2-isocyanoacetate CAS 2999-46-4 Ethyl Isocyanoacetate, is a cyclization synthon used to prepare pyrroles, oxazolines, benzodiazepines, oxazoles and imidazoles.
3-Bromo-5-hydroxypyridine CAS 74115-13-2
3-Bromo-5-hydroxypyridine CAS 74115-13-2 CAS: 74115-13-2 MF: C5H4BrNO MW: 174 EINECS: 627-764-3
1-Boc-3-Cyanoazetidine CAS
1-Boc-3-Cyanoazetidine CAS CAS: MF: C9H14N2O2 MW: 182.22 EINECS: 640-760-6
5-Methylthiophene-2-carboxaldehyde cas 13679-70-4
5-Methylthiophene-2-carboxaldehyde cas 13679-70-4 May be synthesized from thiophene (or its derivatives) and formamide in the presence of POCl3; from N-(2-thenyl)formaldimines.
4-phenylbutan-1-ol CAS 3360-41-6
4-phenylbutan-1-ol CAS 3360-41-6 4-Phenyl-1-butanol is used as a reagent in the synthesis of substituted pyrrolidine-2-carboxylic acids which are used in the treatment of AT2 recep...
4-Bromo-1-indanone CAS 15115-60-3
4-Bromo-1-indanone CAS 15115-60-3 CAS: 15115-60-3 MF: C9H7BrO MW: 211.06 EINECS: 628-019-5
3,6-Dichloropyridazine CAS 141-30-0
3,6-Dichloropyridazine CAS 141-30-0 3,6-Dichloropyridazine is used as a reagent in the synthesis of diorganodiselenides which show anti-proliferative effects against human MCF-7 breas...
3-Chloro-2-fluorobenzonitrile CAS 94087-40-8
3-Chloro-2-fluorobenzonitrile CAS 94087-40-8 CAS: 94087-40-8 MF: C7H3ClFN MW: 155.56 EINECS: 301-934-4
2-chloro-4-(trifluoromethyl)benzoic acid CAS 23228-45-7
2-chloro-4-(trifluoromethyl)benzoic acid CAS 23228-45-7 CAS: 23228-45-7 MF: C8H4ClF3O2 MW: 224.56 Melting point 114-117℃ Boiling point 255 °C density 1.523 Fp 108 °C pka 2.33±0.25(Predicted)
EDAC,Hydrochloride Cas 25952-53-8
EDAC,Hydrochloride Cas 25952-53-8 Uses 1-(3-Dimethylaminopropyl)-3-ethylcarbodiimide hydrochloride is being used for the synthesis of amides. EDC.HCl is also used as a coupling a...