2-Amino-5-Mercapto-1,3,4-Thiadiazole CAS 2349-67-9 Purity >99.0% (HPLC)

Short Description:

2-Amino-5-Mercapto-1,3,4-Thiadiazole

CAS: 2349-67-9

Purity: >99.0% (HPLC)

Off-White to Light Yellow Crystalline Powder 

Contact: Dr. Alvin Huang

Mobile/Wechat/WhatsApp: +86-15026746401

E-Mail: alvin@ruifuchem.com


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Description:

Ruifu Chemical is the leading manufacturer of 2-Amino-5-Mercapto-1,3,4-Thiadiazole (CAS: 2349-67-9) with high quality. Ruifu Chemical can provide worldwide delivery, competitive price, excellent service, small and bulk quantities available. Purchase 2-Amino-5-Mercapto-1,3,4-Thiadiazole, Please contact: alvin@ruifuchem.com

Chemical Properties:

Chemical Name 2-Amino-5-Mercapto-1,3,4-Thiadiazole 
Synonyms 5-Amino-1,3,4-Thiadiazole-2-Thiol; 5-Amino-1,3,4-Thiadiazole-2(3H)-Thione
Impurity  Acetazolamide EP Impurity G
Stock Status In Stock, Commercial Production  
CAS Number 2349-67-9
Molecular Formula C2H3N3S2
Molecular Weight 133.19 g/mol
Melting Point ~230℃(dec.)
Sensitive Air Sensitive 
Water Solubility  Insoluble in Water 
Solubility in 1mol/L NaOH  Faint Turbidity 
COA & MSDS Available
Sample  Available
Origin Shanghai, China
Brand Ruifu Chemical

Specifications:

Items Inspection Standards Results
Appearance Off-White to Light Yellow Crystalline Powder Off-White Crystalline Powder
Melting Point ~230℃ 231.2~233.8℃
Water by Karl Fischer  <0.50% 0.08% 
Purity / Analysis Method >99.0% (HPLC)  99.53% 
1 H NMR Spectrum  Consistent with Structure  Complies
LCMS Consistent with Structure Complies
Conclusion The product has been tested and complies with the given specifications

Package/Storage/Shipping:

Package: Fluorinated Bottle, Aluminium foil bag, 25kg/Cardboard Drum, or according to customer's requirement.
Storage Condition: Keep the container tightly closed and store in a cool, dry and well-ventilated warehouse away from incompatible substances. Protect from light and moisture.
Shipping: Deliver to worldwide by air, by FedEx / DHL Express. Provide fast and reliable delivery. 

Advantages:

Sufficient Capacity: Sufficient facilities and technicians

Professional Service: One stop purchasing service

OEM Package: Custom package and label available

Fast Delivery: If within stock, three days delivery guaranteed

Stable Supply: Maintain reasonable stock    

Technical Support: Technology solution available

Custom Synthesis Service: Ranged from grams to kilos

High Quality: Established a complete quality assurance system

FAQ:

How to Purchase? Please contact Dr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com 
15 Years Experience? We have more than 15 years of experience in the manufacture and export of a wide range of high quality pharmaceutical intermediates or fine chemicals.
Main Markets? Sell to domestic market, North America, Europe, India, Korea, Japanese, Australia, etc.
Advantages? Superior quality, affordable price, professional services and technical support, fast delivery.
Quality AssuranceStrict quality control system. Professional equipment for analysis include NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, K.F, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, etc.
SamplesMost products provide free samples for quality evaluation, shipping cost should be paid by customers.
Factory AuditFactory audit welcome. Please make an appointment in advance.
MOQ? No MOQ. Small order is acceptable.
Delivery Time? If within stock, three days delivery guaranteed.
TransportationBy Express (FedEx, DHL), by Air, by Sea.
Documents? After sales service: COA, MOA, ROS, MSDS, etc. can be provided.
Custom SynthesisCan provide custom synthesis services to best fit your research needs.
Payment TermsProforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T (Telex Transfer), PayPal, Western Union, etc. 

2349-67-9 - Safety Information:

Risk Codes
R36/37/38 - Irritating to eyes, respiratory system and skin.
R22 - Harmful if swallowed
R20/21/22 - Harmful by inhalation, in contact with skin and if swallowed.
Safety Description
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36 - Wear suitable protective clothing.
S36/37 - Wear suitable protective clothing and gloves.
WGK Germany 3
RTECS XI4550000
FLUKA BRAND F CODES 9-13-23
TSCA Yes
HS Code 2934999099
Hazard Note Irritant

2349-67-9 - Application:

2-Amino-5-Mercapto-1,3,4-Thiadiazole (CAS: 2349-67-9) is used as Pharmaceutical and Pesticide Intermediates. 2-Amino-5-Mercapto-1,3,4-Thiadiazole is a thiadiazole derivative with antibacterial acitivity used in the preparation of herbicides as well as carbonic anhydrase inhibitors.
2-Amino-5-Mercapto-1,3,4-Thiadiazole was used to prepare new amines exhibiting anti-convulsant activity.
2-Amino-5-Mercapto-1,3,4-Thiadiazole is also Acetazolamide EP Impurity G. Acetazolamide is a drug used for the treatment of glaucoma,epilepsy,altitude sickness,periodic paralysis, chronic macular edema, idiopathic intracranial hypertension, andheart failure. 

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