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2-Methylthio-4-Pyrimidone

Supplier From China
May-08-25

2-Methylthio-4-pyrimidone is an organic intermediate that can be prepared by the cyclization reaction of isopropyl formyl acetate and thiomethylisothiourea. It has been reported in the literature that it can be used to prepare palbociclib intermediates.

Brand: Soarwin
CAS No.: 5751-20-2
EC Number: 227-274-6
Molecular Formula: C5H6N2OS
Density: 1.35±0.1 g/cm3(Predicted)
Melting point: 200.0 to 204.0 C
Flash point: 136 C

Price and Minimum Quantity

Price: $1 - $500 / Kilogram (FOB)
MOQ: Not Specified
Product Grade: 1

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Specification
item

value
CAS No.

156-41-2
Other Names

MF

C8H10ClN
EINECS No.

205-853-4
Place of Origin

SHA
Type

Intermediate of medicine
Purity

98%
Brand Name

sealong
Model Number

sealong156-41-2
Application

ntermediate of medicine
Appearance

Clear colorless to yellow liquid
Boiling point

60-65 C0.1 mm Hg(lit.)
Density

1.112 g/mL at 25 C(lit.)
Refractive index

n20/D 1.548(lit.)
Molecular Weight

155.62
Storage

Store Cold
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Paint Raw Materials, A

$0.10 - $1 / Kilogram (EXW)
MOQ: 100  Kilograms
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Detergent Raw Material, A

$0.10 - $1 / Kilogram (EXW)
MOQ: 100  Kilograms
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Name: 2-hydroxy-6-naphthoic acid
Alias: 2,6 acid; 2-naphthol-6-carboxylic acid; 6-hydroxy-2-naphthoic acid; 6-hydroxy-2-naphthoic acid
CAS NOï¼?16712-64-4
Molecular formula: c11h7o3
Molecular weight: 187.172

Product quality standard:
Appearance characte Light yellow powder
Content 99%
2-naphtholâ?¤0.10%
2,3-acidâ?¤0.10%
melting point243-245�°C
Loss on dryingâ?¤0.30%
heavy metalâ?¤20ppm

Application: used in medicine, liquid crystal, paint, etc.

Packing: 25kg / cardboard barrel, or according to customer requirements
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Sep-12-19
 
1. Product name: Ammonium bisulfite solution
2. Molecular formula: NH4HSO3
3. Molecular weight: 99.10
4. Physical and chemical properties: light yellow liquid, with a little sulfur dioxide odor. Relative density (70%) : 1.4.
5. Technical index:

Item Photographic grade
Appearance clear light yellow liquid
Content w/w % 68-72
pH value (stock solution 20C) 4.0-6.0
Iron (Fe) w/w % 0.001

6. Packing: 270kg plastic drum, 1.25MTS/IBC

7. Uses: in synthesizing dye intermediate, surfactant, herbicide, reducing agent in pharmaceutical industry, etc.
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May-04-22
 
Commodity: Potassium Amyl Xanthate

Product Nature
Chemical name: Potassium Amyl Xanthate (PAX)
Equivalent to : Z-6, AERO 350 xanthate
Molecular Formula: C5H11OCSSK
Physical characteristics: Slight yellow or grey yellow free flowing Powder or pellet and soluble in water. It is a xanthate based on the C5 alkyl isoamyl alcohol in the potassium salt form
Testing method: Lead acetate titration
CAS Number: 2720-73-2
EINECS No.: 213-180-2

Use
A Collector With High Collection And Normal Selectivity,widely Use In Floatation Of CU/PB/NE AND PYRITE, Especially For The Floatation Of The Gold In Gold And Copper Mine.it Could Make Good Result In Copper And Lead Oxidized Ore.ofeen Used In Rough Selecting And Scavenging.

Specifications
Chemical components Specification 1 Specification 2
Purity 85% Min 90% Min
Moisture & volatiles 10% Max 4% Max
Free alkali 0.5% Max 0.2% Max

Packing and Storage
120KG IRON DRUM,134 DRUMS PER 20'FCL,16.08MT; (OR 110-180KG IRON DRUM)
850KG Wooden Box,20 Box Per 20'fcl,17mt; (or 500kg,800kg,850kg Wooden Box With Inner BAG) 25-50KG WOVEN BAG

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