
Isopropyl β-D-1-Thiogalactopyranoside (IPTG) Powder CAS.367-93-1 99% Purity
Product name: Isopropyl β-D-1-Thiogalactopyranoside (IPTG)
CAS No.: 367-93-1
Molecular Formula: C10H14N2O6
Molecular Weight:258.23 g/mol
Capacity: 500kgs per month
Source: synthetic
Purity (HPLC) >99.0%
Place of Origin: China Yinherb-Lab
Packing: As per client's requirements
Minimum Order Quantity: 1kg
Storage: Store in cool & dry place, Keep away from strong light and heat for 2 years
Description
Xi’an Yinherb Bio-Tech Co., Ltd. is one of the leading manufacturers and suppliers of isopropyl β-d-1-thiogalactopyranoside (iptg) powder cas.367-93-1 99% purity in China, also supports customized service. Welcome to buy bulk isopropyl β-d-1-thiogalactopyranoside (iptg) powder cas.367-93-1 99% purity for sale here from our factory. Quality products and reasonable price are available.

Leading Research lab on Nootropics & peptide in China
Yinherb Lab is a professional research Lab in china, have focused on Nutritional Supplements, Nootropics and Peptide raw materials researching and producing in this market for over 10 years with stable quality and great reputations, we can supply every batch test, including COA, HPLC and NMR. I believe that we must work well in future.
Yinherb Lab High Quality Isopropyl β-D-1-Thiogalactopyranoside (IPTG) Powder CAS.367-93-1 99% Purity
| Item | Details |
|---|---|
| Chemical Name | Isopropyl β-D-1-Thiogalactopyranoside |
| Synonyms | IPTG |
| CAS Number | 367-93-1 |
| Molecular Formula | C9H18O5S |
| Molecular Weight | 238.30 g/mol |
| Appearance | White crystalline powder |
| Purity | ≥99% HPLC |
| Solubility | Highly soluble in water, methanol, ethanol; soluble in DMSO |
| Melting Point | 105 °C |
| Storage | Sealed, dry, light-protected; long-term 2–8 °C |
What is Isopropyl β-D-1-Thiogalactopyranoside (IPTG) Powder?
Isopropyl β-D-1-Thiogalactopyranoside (IPTG, CAS 367-93-1, ≥99% HPLC) is a classic non-metabolizable inducer for lac operon. It stably binds lac repressor to efficiently trigger recombinant protein expression in E. coli, widely used in molecular biology research and industrial protein production. With high purity, low endotoxin and excellent solubility, it is an essential reagent for gene expression experiments.
Non-metabolizable, stable and long-lasting induction activity
High purity, low endotoxin, suitable for protein expression
Excellent water solubility, easy to prepare stock solution
Stable crystal form, consistent batch performance
Strictly controlled impurities, meets molecular biology grade

Isopropyl β-D-1-Thiogalactopyranoside (IPTG) Powder Mechanism of Action
| Mechanism | Description |
|---|---|
| Lac Operon Inducer | Mimics allolactose, binds to lac repressor protein |
| Depress Transcription | Releases repressor from operator, initiates target gene transcription |
| Non-metabolizable | Not degraded by β-galactosidase, stable induction effect |
| Protein Expression | Efficiently induces recombinant protein expression in prokaryotic system |
Isopropyl β-D-1-Thiogalactopyranoside (IPTG) Powder Key Applications
| Application Field | Usage |
|---|---|
| Molecular Biology | Induce recombinant protein expression in E. coli |
| Biochemical Research | lac operon regulation research, enzyme activity assays |
| Protein Production | Laboratory & industrial recombinant protein preparation |
| Analytical Standards | Reference standard for molecular biology detection |
QC Quality Control
| Test Item | Method | Standard |
|---|---|---|
| Purity | HPLC | ≥99.0% |
| Identity | FT-IR, ¹H-NMR | Conforms to standard |
| Loss on Drying | Gravimetry | ≤0.5% |
| Heavy Metals | AAS | Within safe limits |
| Endotoxin | LAL assay | ≤0.1 EU/mg |
| Solubility | Visual inspection | Clear solution in water |
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Specized in Racetams, Sunifiram, Urolithin A/B, 9-Me-BC, Phenibut, L-Theanine, J-147, Noopept, phosphatidylserine, Alpha-GPC, CDP-Choline, etc.
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Yinherb Lab founded in 2009, has been deeply committed to the biotechnology field for over a decade. Today, it has established a professional development framework integrating "R&D + production" as an integrated system. And always adhered to the core business philosophy of "Quality First, Service Second, Price Third".
Our address
No.3, Daqing rd, Hi-tech zone, Xi'an city, China.
Phone Number
+8618681897250

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