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Palbociclib intermediate CAS NO: 571188-59-5 Purified 99%

Palbociclib intermediate 

Tert-Butyl 4-(6-aminopyridin-3-yl)piperazine-1-carboxylate

CAS NO: 571188-59-5



Palbociclib intermediate CAS NO: 1016636-76-2 Purified 99%

Palbociclib intermediate


CAS NO: 1016636-76-2



Quality Factory Price Anti-estrogen Tamoxifen 10540-29-1

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Quality Factory Price Anti-estrogen Tamoxifen 10540-29-1
Tamoxifen Basic Info.:
Product Name: Tamoxifen
Synonyms: Tamoxifen;Ici47699;Nolvadex-D;Tamoxifenz
CAS: 10540-29-1
MF: C26H29NO
MW: 371.51
EINECS: 234-118-0
Purity: 99%
Character: White Powder
Product Categories: Active Pharmaceutical Ingredients;Protein Kinase Inhibitors and Activators;Intermediates & Fine Chemicals;Pharmaceuticals;Isotope Labeled Compounds;Aromatics
Tamoxifen Application:
The goods to anti-estrogen fertility inducer, the objects in dysfunctional uterine bleeding, polycystic ovary, menstrual disorders and drug-induced amenorrhea and other gynecologic diseases; It is used as a first line defense against breast cancer. Nolvadex or Tamoxifen citrate, a non-steroidal antiestrogen for oral administration, is commonly by athletes as a post cycle therapy drug to reduce or prevent the formation of excess estrogens that can lead to oily skin, acne, fluid retention, and gynecomastia.
Tamoxifen Uses:
1. Treatment for Women with metastatic breast cancer recurrence. 
2. Used as adjuvant therapy after surgery for breast cancer metastasis, and relapse prevention. 
3. For the treatment of ovarian cancer, endometrial cancer and endometriosis.

Velpatasvir intermediate CAS NO: 1378391-45-7 Purified 99%

Velpatasvir intermediate

(2S,4S)-2-[5-[1,11-Dihydro-2-[(2S,5S)-1-[(2S)-2-[(methoxycarbonyl)amino]-3-methyl-1-oxobutyl]-5-methyl-2-pyrrolidinyl][2]benzopyrano[4',3':6,7]naphth[1,2-d]imidazol-9-yl]-1H-imidazol-2-yl]-4-(methoxymethyl)-1-pyrrolidinecarboxylic acid 1,1-dimethylethyl ester

CAS NO: 1378391-45-7



ledipasvir intermediate CAS NO: 1256387-74-2 Purified 99%

Ledipasvir  intermediate

(1R,3S,4S)-3-(6-Bromo-1H-benzimidazol-2-yl)-2-azabicyclo[2.2.1]heptane-2-carboxylic acid 1,1-dimethylethyl ester

CAS NO: 1256387-74-2



2,6-Difluoro-3-(propylsulfonaMido)benzoic acid Purified 99%

1)      CAS 1103234-56-5 Vemurafenib intermediate 2,6-Difluoro-3-(propylsulfonaMido)benzoic acid, CAS: 1103234-56-5


Vemurafenib intermediate CAS 1103234-56-5

Product Name:  2,6-Difluoro-3-(propylsulfonaMido)benzoic acid

Synonyms:   2,6-Difluoro-3-(propylsulfonaMido)benzoic acid;2,6-difluoro-3-[(propylsulfonyl)aMino]Benzoic acid;2,6-Difluoro-3-[[(propan-1-yl)sulfonyl]amino]benzoic acid;2,6-Difluoro-3-[(propylsulphonyl)amino]benzoic acid;N-(3-Carboxy-2,4-difluorophenyl)propane-1-sulphonamide;Difluoro-3-(propylsulfonaMido)benzoic acid;2,6-Difluoro-3-(propylsulfonamido)benzoic acid 2,6-Difluoro-3-[[(propan-1-yl)sulfonyl]amino]benzoic acid

CAS:     1103234-56-5

MF:       C10H11F2NO4S

MW:     279.2604464

Mol File:      1103234-56-5.mol

Min.packing       1gram

Application Vemurafenib intermediate

Packaging Details: 10g/bag, 100g/bag,1kg/drum or customized requirment

Delivery Detail:  Within 7days after confirm the order


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Shanghai Goyic Pharma. & Chem. Co., Ltd

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Vemurafenib & Vemurafenib intermediates

Vemurafenib, PLX4032

N-(3-{[5-(4-chlorophenyl)-1H-pyrrolo[2,3-b]pyridin-3-yl]carbonyl}-2,4-difluorophenyl)propane-1-sulfonamide      1029872-54-5/918504-65-1

5-(4-Chlorophenyl)-1H-pyrrolo[2,3-b]pyridine 918516-27-5

2,6-difluoro-3-(propylsulfonamido)benzoic acid      1103234-56-5

PLX-4720,   N-(3-(5-Chloro-1H-pyrrolo[2,3-b]pyridine-3-carbonyl)-2,4-difluorophenyl)propane-1-sulfonamide  918505-84-7

N-(3-(5-bromo-1H-pyrrolo[2,3-b]pyridine-3-carbonyl)-2,4-difluorophenyl)propane-1-sulfonamide         918504-27-5


Guaranteed & Quality control: 

1. The COA, NMR, HPLC and MSDS.

2. 30 days free return.

3. Chemists always available to discuss your needs.


Custom Synthesis Services:

We make our efforts to offer customer innovative, customized, high-quality service.

Our custom manufacturing encompasses everything from pharmaceutical intermediates to API.


3,5,6-TRIMETHYL-2-pyrazinemethanol. CAS #: 75907-74-3 97%

Product Name: 3,5,6-trimethyl-2-pyrazinemethanol
CAS Number: 75907-74-3
Formula: C8H12N2O
Molecular weight: 152.19
DeliveryTime: 5-7 days after received your deposit
Port: Tianjin
Production Capacity: 10 Kilogram/Week
Storage: Keep away from fire and heat source

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