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4-Hydroxy-6-methylnicotinic acid

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Origin: China

Cas No: 67367-33-3

Specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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Products Specification
Product Description

Quick Details
CAS No.:
67367-33-3
Other Names:
4-Hydroxy-6-Hydroxy Nicotinic Acid
MF:
C7H7NO3
EINECS No.:
675-033-2
Place of Origin:
Shandong, China
Type:
Pharmaceutical Intermediates
Purity:
98%
Brand Name:
zichang
Model Number:
1
Application:
Pharmaceutical Intermediates
Appearance:
white to pale yellow crystalline powder
Product name:
4-Hydroxy-6-methylnicotinic acid
Melting point:
263-265°C
Boiling point:
481.1±45.0 °C(Predicted)
density:
1.393
Sample:
Availiable
Packaging&Delivery
Packaging Details
according to custormer's requirements
Port
shanghai /qingdao /shenzhen /dalian /lianyungang /guangzhou
Lead Time:
Quantity(Kilograms) 1 - 100 >100
Est. Time(days) 5 To be negotiated

Property

CAS No.: 67367-33-3 Formula: C7H7NO3 Molecular Weight: 153.13500

Basic Info

Chemical Name	4-Hydroxy-6-methylnicotinic acid
Synonyms	4-Hydroxy-2-methyl-5-pyridinecarboxylic acid; 4-hydroxy-6-methylpyridine-3-carboxylic acid; 4-Hydroxy-6-Hydroxy Nicotinic Acid; 4-Hydroxy-6-methyl-nicotinsaeure; 4-Hydroxy-6-methylnicotinicAcid; 4-HYDROXY-6-METHYL-3-PICOLINIC ACID; 6-METHYL-4-HYDROXY-3-PYRIDINE CARBOXYLIC ACID; 4-hydroxy-6-methylpyridin-3-carboxylic acid; 4-hydroxynicotinic acid; 4-HYDROXY-6-METHYL-3-PYRIDINECARBOXYLIC ACID;
CAS No.	67367-33-3
Molecular Formula	C7H7NO3
Molecular Weight	153.13500
PSA	70.42000
LogP	0.79380

Properties

Density	1.393
Boiling Point	311.056ºC at 760 mmHg
Melting Point	263-265ºC
Flash Point	141.922ºC
Refractive Index	1.555

Safety Info

HS Code	2933399090
WGK Germany	3
Hazard Codes	Xi

Synthesis Route

3-(dimethylaminomethylidene)-6-methylpyran-2,4-dione→4-Hydroxy-6-methylnicotinic acid
2-methylpyridin-4-ol+carbon dioxide→4-Hydroxy-6-methylnicotinic acid
3-(dimethylaminomethine)-4-oxo-6-methyl-2-pyrone→4-Hydroxy-6-methylnicotinic acid

Precursor

carbon dioxide
3-(dimethylaminomethine)-4-oxo-6-methyl-2-pyrone
triacetate lactone
3-(dimethylaminomethylidene)-6-methylpyran-2,4-dione

Downstream Product

4-Chloro-6-methylnicotinic acid

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