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3,3-Diphenyl-3H-naphtho[2,1-b]pyran

3,3-Diphenyl-3H-naphtho[2,1-b]pyran structure

CAS No:
4222-20-2
Formula:
C25H18O
Chemical Name:
3,3-Diphenyl-3H-naphtho[2,1-b]pyran
Synonyms:
3H-Naphtho[2,1-b]pyran,3,3-diphenyl-;3,3-Diphenyl-3H-naphtho[2,1-b]pyran;2,2-Diphenyl-5,6-benzo(2H)chromene;Variacrol Yellow L;D 3197;Photopia AQ Ink Yellow;3,3-Diphenylbenzo[f]chromene;1613045-99-0
Categories:
Cosmetic Ingredient > Antioxidant Ingredient

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3,3-Diphenyl-3H-naphtho[2,1-b]pyran Basic Attributes

Molecular Weight：

334.41000

Exact Mass：

334.41

DSSTox ID：

DTXSID0063365

HScode：

2902909090

Characteristics

PSA：

9.23000

XLogP3：

6.18920

Density：

1.187 g/cm3

Melting Point：

160-161 °C @ Solvent: Acetic acid

Boiling Point：

511.1ºC at 760 mmHg

Flash Point：

265.1ºC

Refractive Index：

1.679

Safety Information

hazard class code：

R36/37/38

safety instructions：

S26; S36/37/39

Precautionary statement(s)：

P273, P391, P501

Hazard Statements：

H411

GHS Classification：

|H411 (100%): Toxic to aquatic life with long lasting effects [Hazardous to the aquatic environment, long-term hazard]|P273, P391, and P501|The GHS information provided by 1 company from 1 notification to the ECHA C&L Inventory.

3,3-Diphenyl-3H-naphtho[2,1-b]pyran Use and Manufacturing

Uses

Photochromic dye

Manufacturing Info：

3H-Naphtho[2,1-b]pyran, 3,3-diphenyl-: ACTIVE|PMN - indicates a commenced PMN (Pre-Manufacture Notices) substance.

Computed Properties

Molecular Weight:334.4
XLogP3:6.7
Hydrogen Bond Acceptor Count:1
Rotatable Bond Count:2
Exact Mass:334.135765193
Monoisotopic Mass:334.135765193
Topological Polar Surface Area:9.2
Heavy Atom Count:26
Complexity:478
Covalently-Bonded Unit Count:1
Compound Is Canonicalized:Yes

Material

2-Naphthol

Downstream Products

2-Naphthol

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Guide of 3,3-Diphenyl-3H-naphtho[2,1-b]pyran

Basic Attributes
Characteristics
Safety Information
Use and Manufacturing
Computed Properties
Material
Downstream Products
Learn More Other Chemicals

3,3-Diphenyl-3H-naphtho[2,1-b]pyran

SDS

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