Dangerous Goods
structure of 1121-31-9

2-Mercaptopyridine 1-Oxide(CAS 1121-31-9)

CAS No.: 1121-31-9 Brand: MolBest
M. Ft.: C5H5NOS Cat. No: G3373323
M. Wt.: 127.16 MDL: MFCD00006196
Storage: 2-8°C Use: For laboratory research use only
HS CODE: 2933399090 UN No.: UN 2811
Purity Grade Package Stock Price Quantity
98%
Documents:COANMRGCMSSDS
RG 5G In Stock 3 USD
98%
Documents:COANMRGCMSSDS
RG 25G In Stock 15 USD
98%
Documents:COANMRGCMSSDS
RG 100G In Stock 59 USD
98%
Documents:COANMRGCMSSDS
RG 500G In Stock 246 USD
98%
Documents:COANMRGCMSSDS
RG 2.5KG In Stock 2241 USD
Your region is eligible for ordering.
Should you have any questions, please contact us by Email.
Batch COA
Available
NMR Spectrum
Verified
In Stock
Fast Shipping
ISO 9001
Quality System

Quick Links

Applications of 1121-31-9

Pyrithione has a variety of applications across different industries:

  • Pharmaceuticals: Used in over-the-counter products for treating dandruff and seborrheic dermatitis due to its antifungal properties.
  • Cosmetics: Incorporated into shampoos and body washes as an active ingredient for controlling fungal growth on the skin.
  • Industrial Uses: Employed as an algaecide in paints and coatings to prevent mildew and algae growth due to its low solubility in water.
  • Textiles: Applied in fabrics to inhibit microbial growth and odors, enhancing product longevity and hygiene.

Physical and chemical properties of 1121-31-9

Acidity coefficient

5.40±0.50(Predicted)

Boiling Point

350.2±15.0 °C at 760 mmHg

BRN

906983

Density

1.3±0.1 g/cm3

Exact Mass

127.009186

Flash Point

165.6±20.4 °C

Index of Refraction

1.614

LogP

-0.90

Melting Point

70-72 °C

Merck

14,7994

Molecular Formula

C5H5NOS

Molecular Weight

127.164

PSA

64.26000

Sensitivity

Air & Light Sensitive

Solubility

Soluble in cold water (Zinc salt)

Stability

Stable. Incompatible with strong bases, strong oxidizing agents.

Storage condition

Refrigerator

Vapour Pressure

0.0±0.7 mmHg at 25°C

Spectrums of 1121-31-9

Attention:
1.The NMR spectrum displayed on the page is a pre-sale reference spectrum and may differ from that of the actual received batch.
2.The accompanying documentation will include the NMR spectrum and purity analysis data for the shipped batch.
Physical sample testing spectrum (NMR) of 1121-31-9

Retrosynthesis analysis of 1121-31-9


Q&A for CAS 1121-31-9

1. How can I verify product quality?
Every batch of our Chemical Reagents is tested to meet ISO 9001 standards. We provide COA & NMR & SDS Provided with each shipment. Batch COA available for verification, and third-party retesting is supported. A full refund is offered if our data is incorrect.

2. What is the delivery time?
Orders from Ready stock / In stock items typically Ships Tomorrow via Fast Shipping via FedEx/DHL/UPS. International deliveries usually arrive within 7 business days, subject to customs clearance.

3. What if the received product doesn’t meet quality standards?
If your Lab Grade Chemical Reagents do not match the Batch COA available, we will issue a replacement or a full refund upon verification.

4. Are hazardous labels included? How is safe shipping ensured?
Hazardous products are labeled and packaged following international regulations. We provide SDS Provided with all hazardous shipments to ensure safe and compliant transport.

5. Do you offer technical support?
Yes. Our Lab Supplier team is available to assist with questions about product usage, storage, Lab Grade requirements, applications, and more.

6. Are volume discounts available?
Yes. For bulk orders of Chemical Reagents, we offer competitive pricing. Submit a quotation request and we’ll provide a tailored offer.

7. Do you provide samples?
Yes, samples are available for selected Lab Grade products. Please submit a request to confirm availability and specifications.

8. Do you have products in stock?
Yes. Items labeled In stock / Ready stock on our website are available for immediate shipment, usually within 1–2 business days. Large packs or custom specifications require lead time confirmation.

9. Can you customize purity or packaging?
Yes. We support customization of Lab Grade purity, packaging size, and special testing requirements. Share your needs and we’ll provide a tailored solution.

10. Is the COA consistent with the shipped batch?
Yes. Batch COA available matches the actual shipment. COAs shown online are for reference or from previous batches.

11. Do you support long-term supply agreements?
Yes. We offer Lab Supplier services for stable batch consistency, pricing agreements, and safety stock for long-term customers to ensure uninterrupted supply.

12. What payment methods do you accept?
We accept Pay Local Currency via bank transfer (T/T), PayPal, and other methods. Credit terms are available for qualified long-term partners.

Download SDS of 1121-31-9

Pictograms

Signal Word

Danger

Hazard Statements

H301 Toxic if swallowed
H315 Causes skin irritation
H319 Causes serious eye irritation
H335 May cause respiratory irritation

Safety Data Sheet

Download COA of 1121-31-9

CAS/Product ID
*Required fields
Lot/Batch Number
*Required fields

Operate under the ISO 9001 system