ChemicalBook >> CAS DataBase List >>5-[2-Ethoxy-5-[(4-Methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-Methyl-3-(2-Methylpropyl)-7H-pyrazolo[4,3-d]pyriMidin-7-one
5-[2-Ethoxy-5-[(4-Methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-Methyl-3-(2-Methylpropyl)-7H-pyrazolo[4,3-d]pyriMidin-7-one
![5-[2-Ethoxy-5-[(4-Methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-Methyl-3-(2-Methylpropyl)-7H-pyrazolo[4,3-d]pyriMidin-7-one Structure](CAS/20130318/GIF/CB12622733.gif)
- CAS No.
- 1391053-95-4
- Chemical Name:
- 5-[2-Ethoxy-5-[(4-Methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-Methyl-3-(2-Methylpropyl)-7H-pyrazolo[4,3-d]pyriMidin-7-one
- Synonyms
- Isobutyl Sildenafil;Sildenafil EP IMpurity A;Sildenafil A;Isobutyl Sildenafi;Isomer of Isobutyl Sildenafil;Sildenafil Related CoMpound A;Sildenafil Citrate Impurity A;Sildenafil impurity A (Y0001579);Sildenafil Citrate EP Impurity A;Sildenafil USP Related Compound A
- CBNumber:
- CB12622733
- Molecular Formula:
- C23H32N6O4S
- Molecular Weight:
- 488.6
- MDL Number:
- MFCD23704665
- MOL File:
- 1391053-95-4.mol
- MSDS File:
- SDS
Last updated:2026-01-13 11:13:27
| Product description | Number | Pack Size | Price |
| Sildenafil impurity A European Pharmacopoeia (EP) Reference Standard | Y0001579 | 5 mg | $167 |
| Sildenafil Related Compound A | 1612685 | 10mg | $1390 |
| Sildenafil impurity A European Pharmacopoeia (EP) Reference Standard | Y0001579 | y0001579 | $153 |
| Isobutyl Sildenafil | TRC-I780650-5MG | 5mg | $117 |
| Isobutyl Sildenafil | TRC-I780650-50MG | 50mg | $808 |
| More product size | |||
5-[2-Ethoxy-5-[(4-Methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-Methyl-3-(2-Methylpropyl)-7H-pyrazolo[4,3-d]pyriMidin-7-one Properties
| storage temp. | 2-8°C |
|---|---|
| solubility | Chloroform (Slightly), Methanol (Slightly) |
| Major Application | pharmaceutical (small molecule) |
| InChI | 1S/C23H32N6O4S/c1-6-33-19-8-7-16(34(31,32)29-11-9-27(4)10-12-29)14-17(19)22-24-20-18(13-15(2)3)26-28(5)21(20)23(30)25-22/h7-8,14-15H,6,9-13H2,1-5H3,(H,24,25,30) |
| InChIKey | LOAKEZDPQAIDEB-UHFFFAOYSA-N |
| SMILES | C1(C2=CC(S(N3CCN(C)CC3)(=O)=O)=CC=C2OCC)NC(=O)C2N(C)N=C(CC(C)C)C=2N=1 |
| FDA UNII | 9F7JAM9O4B |
| UNSPSC Code | 41116107 |
| NACRES | NA.24 |
SAFETY
Risk and Safety Statements
| WGK Germany | WGK 3 |
|---|---|
| HS Code | 2933599550 |
| Storage Class | 11 - Combustible Solids |
5-[2-Ethoxy-5-[(4-Methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-Methyl-3-(2-Methylpropyl)-7H-pyrazolo[4,3-d]pyriMidin-7-one price More Price(30)
| Manufacturer | Product number | Product description | CAS number | Packaging | Price | Updated | Buy |
|---|---|---|---|---|---|---|---|
| Sigma-Aldrich | Y0001579 | Sildenafil impurity A European Pharmacopoeia (EP) Reference Standard | 1391053-95-4 | 5 mg | $167 | 2026-04-30 | Buy |
| Sigma-Aldrich | 1612685 | Sildenafil Related Compound A | 1391053-95-4 | 10mg | $1390 | 2026-04-30 | Buy |
| Sigma-Aldrich | Y0001579 | Sildenafil impurity A European Pharmacopoeia (EP) Reference Standard | 1391053-95-4 | y0001579 | $153 | 2024-03-01 | Buy |
| TRC | TRC-I780650-5MG | Isobutyl Sildenafil | 1391053-95-4 | 5mg | $117 | 2026-06-03 | Buy |
| TRC | TRC-I780650-50MG | Isobutyl Sildenafil | 1391053-95-4 | 50mg | $808 | 2026-06-03 | Buy |
5-[2-Ethoxy-5-[(4-Methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-Methyl-3-(2-Methylpropyl)-7H-pyrazolo[4,3-d]pyriMidin-7-one Preparation Products And Raw materials
Raw materials
Preparation Products
Global( 84)Suppliers
| Supplier | Tel | Country | ProdList | Advantage | |
|---|---|---|---|---|---|
| Moxin Chemicals | +86-17320513646 +8617320513646 | anna@molcoo.com | China | 10000 | 58 |
| Standardpharm Co. Ltd. | 86-714-3992388 | overseasales1@yongstandards.com | United States | 14332 | 58 |
| sgtlifesciences pvt ltd | +8617013299288 | dj@sgtlifesciences.com | China | 12373 | 58 |
| QUALITY CONTROL SOLUTIONS LTD. | +86-0755-66853366 +8613670046396 | export03@qcsrm.com | China | 24342 | 58 |
| Shanghai Xiang Xin Industrial Co., Ltd. | 021-50211651 13651607026 | sales@xxgmpharm.com | China | 495 | 58 |
| J & K SCIENTIFIC LTD. | 18210857532; 18210857532 | jkinfo@jkchemical.com | China | 96815 | 76 |
| BeiJing Hwrk Chemicals Limted | 0757-86329057 18934348241 | sales4.gd@hwrkchemical.com | China | 14063 | 55 |
| Chemsky (shanghai) International Co.,Ltd | 021-50135380 | shchemsky@sina.com | China | 15402 | 60 |
| S.Z. PhyStandard Bio-Tech. Co., Ltd. | 0755-4000505016 13380397412 | 3001272453@qq.com | China | 5000 | 50 |
| Quality Control Solutions Ltd. | 0755-66853366 13670046396 | orders@qcsrm.com | China | 18190 | 56 |
View Lastest Price from 5-[2-Ethoxy-5-[(4-Methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-Methyl-3-(2-Methylpropyl)-7H-pyrazolo[4,3-d]pyriMidin-7-one manufacturers
| Image | Update time | Product | Price | Min. Order | Purity | Supply Ability | Manufacturer | |
|---|---|---|---|---|---|---|---|---|
 |
2025-12-16 | Sildenafil Impurity
1391053-95-4
|
10mg | 98%+ | 100000000 | Moxin Chemicals |
-
- Sildenafil Impurity
1391053-95-4
- 98%+
- Moxin Chemicals
5-[2-Ethoxy-5-[(4-Methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-Methyl-3-(2-Methylpropyl)-7H-pyrazolo[4,3-d]pyriMidin-7-one Spectrum
1391053-95-4(5-[2-Ethoxy-5-[(4-Methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-Methyl-3-(2-Methylpropyl)-7H-pyrazolo[4,3-d]pyriMidin-7-one)Related Search:
Sildenafil EP IMpurity D
4-Amino-2-methyl-5-propyl-2H-pyrazole-3-carboxylic acid
4-Amino-1-methyl-3-propyl-5-pyrazolecarboxamide
Propoxyphenyl Sildenafil
DESMETHYL SILDENAFIL
Homo Sildenafil
Sildenafil impurity
Sildenafil DiMer IMpurity
SILDENAFIL N-OXIDE
7H-Pyrazolo[4,3-d]pyrimidin-7-one, 1,6-dihydro-5-(2-hydroxyphenyl)-1-methyl-3-propyl-
1of4
5-[2-Ethoxy-5-[(4-Methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-Methyl-3-(2-Methylpropyl)-7H-pyrazolo[4,3-d]pyriMidin-7-one
Sildenafil Related CoMpound A
5-[2-Ethoxy-5[(4-methylpiperazin-1-yl)sulfonyl]phenyl]-1-methyl-3-(2-methylpropyl)-6,7-dihydro-1H-pyrazol[4,3-d]pyrimidin-7-one
Isobutyl Sildenafi
5-(2-Ethoxy-5-((4-methylpiperazin-1-yl)sulfonyl)phenyl)-1-methyl-3-(2-methylpropyl)-1,6-dihydro-7H-p
Sildenafil Related Compound A (F0K413)
Sildenafil impurity A (Y0001579)
Sildenafil Impurity AQ: What is
Sildenafil Impurity A Q: What is the CAS Number of
Sildenafil Impurity A Q: What is the storage condition of
Sildenafil Impurity A Q: What are the applications of
Sildenafil Impurity A
Sildenafil A
Sildenafil Impurity 1/Sildenafil EP Impurity A/Isobutyl Sildenafil/5-[2-Ethoxy-5-[(4-methyl-4-oxido-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-methyl-3-(2-methylpropyl)-7H-pyrazolo[4,3-d]pyrimidin-7-one
Isomer of Isobutyl Sildenafil
5-[2-ethoxy-5-(4-methylpiperazin-1-yl)sulfonylphenyl]-1-methyl-3-(2-methylpropyl)-4H-pyrazolo[4,3-d]pyrimidin-7-one
Sildenafil Impurity 1(Sildenafil EP Impurity A)
(5-(2-ETHOXY-5(4-METHYL PIPERAZINE-1-YL SULFONYL)PHENYL)-1-METHYL-3-PROPYL-6 7- DIHYDRO-1H-PYRAZOLO-4 3-D)PYRIMIDIN-7-ON
(5-(2-ETHOXY-5(4-METHYL PIPERAZINE-1-YL SULFONYL)PHENYL)-1-METHYL-3-PROPYL-6 7- DIHYDRO-1H-PYRAZOLO-4 3-D)PYRIMIDIN-7-ONE
7H-Pyrazolo[4,3-d]pyrimidin-7-one, 5-[2-ethoxy-5-[(4-methyl-1-piperazinyl)sulfonyl]phenyl]-1,6-dihydro-1-methyl-3-(2-methylpropyl)-
Sildenafil EP Impurity A (Sildenafil USP Related Compound A, Isobutyl Sildenafil)
5-(2-ethoxy-5-((4-methylpiperazin-1-yl)sulfonyl)phenyl)-3-isobutyl-1-methyl-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one
Sildenafil USP Related Compound A
Sildenafil Citrate EP Impurity A
5-{2-Ethoxy-5-[(4-methylpiperazin-1-yl)sulfonyl]phenyl}-1-methyl-3-(2-methylpropyl)-1H,6H,7H-pyrazolo[4,3-d]pyrimidin-7-one
5-[2-Ethoxy-5-[(4-methylpiperazin-1-yl)sulfonyl]phenyl]-1-methyl-3-(2-methylpropyl)-1,6-dihydro-7H-pyrazolo[4,3-d]pyrimidin-7-one
Sildenafil citrate USP impurity A
Sildenafil Citrate Impurity A
Isobutyl Sildenafil
Sildenafil EP IMpurity A
1391053-95-4
Aromatics
Heterocycles
Impurities
Intermediates & Fine Chemicals
Pharmaceuticals
Sulfur & Selenium Compounds
