Guidechem HOT RFQ – 1st Week of July 2025

Column Purpose & Target

Guidechem HOT RFQ is a weekly column that highlights the most valuable and trending chemical purchase requests from our platform. It helps both buyers and suppliers stay informed and act quickly in the global chemical trade.

Frequency: Weekly.

Benefits

• Buyers: Discover popular RFQs and learn how to submit high-quality RFQs to attract more supplier quotes.
• Suppliers: Access timely global demand insights and learn to reply efficiently to quality RFQs to increase order rates.

Weekly HOT RFQs

India

Fluticasone EP Impurity K (CAS: 220589-37-7)
Country: India
Quantity: N/A
Fluticasone-related impurity standard for EP testing.

Dapagliflozin Dibromo Impurity (CAS: 1807632-93-4)
Country: India
Quantity: N/A
Impurity reference for Dapagliflozin quality control.

Perindopril EP Impurity K (CAS: 2165676-00-4)
Country: India
Quantity: N/A
Used as EP impurity standard for Perindopril analysis.

Desosaminylazithromycin (CAS: 117693-41-1)
Country: India
Quantity: N/A
A derivative of azithromycin for research or impurity profiling.

AOD 9604 (CAS: 221231-10-3)
Country: India
Quantity: N/A
Synthetic peptide fragment related to human growth hormone.

Semaglutide (CAS: 910463-68-2)
Country: India
Quantity: N/A
GLP-1 receptor agonist for diabetes and weight loss research.

BPC 157 (CAS: 137525-51-0)
Country: India
Quantity: N/A
Peptide with regenerative and protective activity.

Human Chorionic Gonadotropin (CAS: 9002-61-3)
Country: India
Quantity: N/A
Hormone used in fertility treatment and hormone therapy.

IPAMORELIN (CAS: 170851-70-4)
Country: India
Quantity: N/A
Selective growth hormone releasing peptide.

HGH FRAGMENT (CAS: 66004-57-7)
Country: India
Quantity: N/A
Fragment of growth hormone with fat-loss properties.

IGF-1L R3 (CAS: 946870-92-4)
Country: India
Quantity: N/A
Long R3 insulin-like growth factor for cell culture use.

CJC-1295 (with DAC) (CAS: 863288-34-0)
Country: India
Quantity: N/A
Peptide hormone for extended GH release stimulation.

Human growth hormone Somatropin (CAS: 12629-01-5)
Country: India
Quantity: N/A
Recombinant GH for endocrine therapy and research.

Oxcarbazepine (CAS: 28721-07-5)
Country: India
Quantity: N/A
Antiepileptic drug for seizure treatment.

adipotide (CAS: 859216-15-2)
Country: India
Quantity: N/A
Peptide with experimental anti-obesity properties.

Gadolinium acetate/Gadolinium III (CAS: 100587-93-7)
Country: India
Quantity: N/A
Gadolinium-based compound for contrast agent production.

Gadoteridol impurity Е (CAS: 229312-33-8)
Country: India
Quantity: N/A
Impurity reference for Gadoteridol analytical studies.

Gadoteridol impurity D (CAS: 72573-82-1)
Country: India
Quantity: N/A
Impurity for trace-level detection in Gadoteridol.

Gadoteridol impurity С (CAS: 220182-19-4)
Country: India
Quantity: N/A
Chemical impurity reference used in Gadoteridol QC.

Gadoteridol impurity B (CAS: 112188-16-6)
Country: India
Quantity: N/A
Quality control impurity for contrast agent Gadoteridol.

Gadoteridol impurity A (CAS: 120041-08-9)
Country: India
Quantity: N/A
Used as impurity standard in Gadoteridol analysis.

Gadoteridol (CAS: 120066-54-8)
Country: India
Quantity: N/A
Gadolinium-based MRI contrast agent.

?? Asia

1,2-bis(diphenylphosphino)-1,2-dicarba-closo-dodecaborane (CAS: 19287-90-2)
Country: China
Quantity: 1 Gram
Organophosphorus compound used in coordination chemistry.

Resin acids, ethoxylated (CAS: 8050-33-7)
Country: China
Quantity: N/A
Ethoxylated derivatives of resin acids for surfactant and coating applications.

Vitamin C (CAS: 50-81-7)
Country: Bangladesh
Quantity: N/A
Essential nutrient and antioxidant used in food and pharma.

Barbituric acid (CAS: 67-52-7)
Country: United Arab Emirates
Quantity: N/A
Intermediate for pharmaceuticals and dye synthesis.

?? Europe

ethyl 2-(2-ethoxy-2-oxoethyl)sulfanylcarbothioylsulfanylacetate (CAS: 108748-13-6)
Country: Turkey
Quantity: 10 Gram
Sulfur-containing ester used in organic synthesis and research.

p-Toluenesulfonic acid monohydrate (CAS: 6192-52-5)
Country: Russia
Quantity: 5 Kilogram
Strong organic acid used as a catalyst in esterification and other reactions.

Diethyl maleate (CAS: 141-05-9)
Country: Russia
Quantity: 5 Kilogram
Electrophilic reagent used in Diels-Alder and Michael addition reactions.

Vinylmagnesium bromide (CAS: 1826-67-1)
Country: Russia
Quantity: 150 Kilogram
Grignard reagent used in carbon-carbon bond formation.

Sodium hyaluronate (CAS: 9067-32-7)
Country: Italy
Quantity: N/A
Biopolymer used in cosmetics, ophthalmic, and joint therapies.

?? Africa

GLYCERINE (CAS: 56-81-5)
Country: Kenya
Quantity: N/A
Versatile polyol compound used in food, pharma, and cosmetics.

?? Unspecified

ethenesulfinyl chloride (CAS: 216007-76-0)
Country: N/A
Quantity: 1 Pound
Reactive sulfinyl chloride used in organic synthesis.

1,2-bis(diphenylphosphino)-1,2-dicarba-closo-dodecaborane (CAS: 19287-90-2)
Country: N/A
Quantity: 10 Gram
Ligand used in organometallic and coordination chemistry.

(8)-Shogaol (CAS: 104186-07-4)
Country: N/A
Quantity: 10 Kilogram
Bioactive compound found in ginger with antioxidant properties.

4-AMINOSTYRENE (CAS: 1520-21-4)
Country: N/A
Quantity: 1 Kilogram
Aminostyrene used in polymer synthesis and research.

Dihexadecyl dimethyl ammonium chloride (CAS: 1812-53-9)
Country: N/A
Quantity: 400 Kilogram
Quaternary ammonium compound used as disinfectant and surfactant.

Atazanavir Sulfate (CAS: 229975-97-7)
Country: N/A
Quantity: N/A
Antiretroviral drug used in HIV treatment.

[ReBr(CO)3(thf)]2 (CAS: 56488-71-2)
Country: N/A
Quantity: 1 Gram
Rhenium complex used in catalysis and materials science.

jaspine B (CAS: 356043-02-2)
Country: N/A
Quantity: 1 Gram
Natural product with potential anticancer activity.

4 4'-(PHENYLPHOSPHINIDENE)BIS(BENZENE-) (CAS: 308103-66-4)
Country: N/A
Quantity: 500 Gram
Organophosphorus compound used as ligand in catalysis.

4-BROMO-2,5-DIMETHOXYPHENETHYLAMINE HCL (CAS: 56281-37-9)
Country: N/A
Quantity: 1 Gram
Phenethylamine derivative used in chemical synthesis.

Hesperidin (CAS: 520-26-3)
Country: N/A
Quantity: 500 Kilogram
Flavonoid glycoside with antioxidant and anti-inflammatory properties.

Aluminum magnesium zinc carbonate hydroxide (CAS: 169314-88-9)
Country: N/A
Quantity: 2 Pound
Inorganic compound used as catalyst or flame retardant.

Quetiapine fumarate (CAS: 111974-72-2)
Country: N/A
Quantity: 10 Gram
Antipsychotic medication used for schizophrenia and bipolar disorder.

For Buyers – How to Post an RFQ

Why post an RFQ on Guidechem?

• Reach thousands of verified global suppliers
• Increase visibility and get faster quotes
• Benefit from transaction assurance and logistic support

How to Post an RFQ on Guidechem?

Posting a Request for Quotation (RFQ) on Guidechem is simple and efficient. Follow these steps to connect with the best suppliers worldwide:

1. Register and Log In to your Guidechem account.
2. Click on the “Post an RFQ” button and fill in the product details, including quantity and country of origin.
3. Receive competitive quotes from suppliers and choose the best match for your needs.

Whether you're sourcing specialty chemicals or bulk raw materials, Guidechem is here to help! Connect with trusted suppliers and streamline your procurement process today. ??

For Suppliers – How to Leverage HOT RFQs

Why monitor HOT RFQs?

• Stay ahead by spotting active global demands
• Match with serious buyers faster
• Improve quote success rate with well-targeted replies

Tips to Respond Efficiently:

1. Reply within 24 hours of RFQ publication
2. Include detailed quotation: lead time, packaging, incoterms
3. Highlight factory certifications and supply capacity
4. Attach documents such as COA, MSDS, product photos

* If you’d like your inquiry to be featured next week, make sure to post a complete RFQ with valid contact and product details.*

Guidechem's Weekly Hot RFQs 丨1st week July 2025