Pyridine-4-carboxylic acid CAS NO.55-22-1

Min.Order: 1 Kilogram
Payment Terms: T/T,Other

Product Details

Keywords

Isonicotinic acid
g-picolinic acid
4-Pyridinecarboxylic acid

Quick Details

ProName: Pyridine-4-carboxylic acid
CasNo: 55-22-1
Molecular Formula: C6H5NO2
Appearance: white powder
Application: chemical and pharmaceutical lab resear...
DeliveryTime: 4-12 days
PackAge: standard packaging
Port: Shanghai Tianjin Guangzhou
ProductionCapacity: 500 Metric Ton/Month
Purity: more than 96
Storage: Store in a dry place away from light a...
Transportation: by sea or air
LimitNum: 1 Kilogram

Superiority

1,Best Quality:

Our products have exported to Germany, Spain, UK, USA, Australia, Middle East, and so on other countries, and we have got very good feedback from our customers.so you can trust us.

2, Payment method: for example T/T, Westerm Union,other

3, Excellent Service: Best service and after-sales service to all clients.

1)We will ship the goods within 5days after get your payments.If you want to cancel or change order, please tell me within 24hours after you finish the payment..

2)We will ship the goods that you order from us by DHL, UPS, TNT and EUB.We will decided to choose which courier depend on different countries.To find the best way to delivery the goods for you.

3)As usual you can get the goods with in 4-7days.If the goods were lost or not received for other reasons, please contact us immediately.

4,Fast and safe delivery:

Sample Order : As usual you can get the goods within 4-7days. We can send it via HKems, HK Air Post, DHL or other methods.

We have a professional and stable logistics, and we can deliver the package smoothly around 3 to 5 days.

Bulk Order: Shipped via sea or air, it's according to your requirement, delivery time is 7-15days after payment.

If you have any other questions to consult me,please not hesitate to contact me any times.

Details

Physicochemical properties of isonicotinic acid

Density 1.3 ± 0.1 g / cm3

Boiling point 396.0 ± 15.0 ° C at 760 mmHg

Melting point ≥300 ° C (lit.)

Molecular formula C6H5NO2

Molecular weight 123.109

Flash point 193.3 ± 20.4 ° C

Exact mass 123.032028

PSA 50.19000

LogP 0.54

Appearance: white to off-white crystalline solid

Vapor pressure 0.0 ± 1.0 mmHg at 25 ° C

Refractive index 1.571

Storage conditions

This product should be sealed and stored in a dry and dark place below 0 ℃.

Packed in clean iron buckets, stored in a cool, ventilated place. Storage and transportation according to general chemical regulations

Stability

Low toxicity. Rats took LD505,000 mg / kg orally, and mice took LD 501232 mg / kg.

Water solubility 5.2 g / L (20 ºC)

Molecular Structure

V. Molecular property data:

1. Molar refractive index: 31.27

2. Molar volume (cm3 / mol): 95.1

3. Isotonic specific volume (90.2K): 263.5

4. Surface tension (dyne / cm): 58.7

5. Polarizability (10-24cm3): 12.39

Computational Chemistry

1. Reference value for calculation of hydrophobic parameters (XlogP): 0.4

2. Number of hydrogen-bonded donors: 1

3. Number of hydrogen bond acceptors: 3

4. Number of rotatable chemical bonds: 1

5. Number of tautomers:

6. Topological molecular polar surface area (TPSA): 50.2

7. Number of heavy atoms: 9

8. Surface charge: 0

9. Complexity: 108

10. Number of isotope atoms: 0

11. Determine the number of atomic stereocenters: 0

12. Uncertain number of atomic stereocenters: 0

13. Determine the number of chemical bond stereocenters: 0

14. Uncertain number of chemical bond stereocenters: 0

15. Number of covalent bond units: 1

1. Properties: white flaky crystals. No smell. Sublimation (260 ° C, 2.00kPa).

2. Density (g / mL, 25/4 ℃): Not determined

3. Relative vapor density (g / mL, air = 1): not determined

4. Melting point (ºC): 319

5. Boiling point (ºC, normal pressure): Not determined

6. Boiling point (ºC, 5.2kPa): Not determined

7. Refractive index: Not determined

8. Flash point (ºC): Not determined

9. Specific rotation (º): Not determined

10. Spontaneous ignition point or ignition temperature (ºC): Not determined

11. Vapor pressure (kPa, 25ºC): Not determined

12. Saturated vapor pressure (kPa, 60ºC): Not determined

13. Heat of combustion (KJ / mol): Not determined

14. Critical temperature (ºC): Not determined

15. Critical pressure (KPa): Not determined

16. Logarithm of oil-water (octanol / water) partition coefficient: not determined

17. Upper explosion limit (%, V / V): Not determined

18. Lower explosion limit (%, V / V): Not determined

19. Solubility: slightly soluble in cold water, more soluble in hot water, almost insoluble in benzene, ether and boiling ethanol.

Pyridine-4-carboxylic acid CAS NO.55-22-1

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