CAS 1248-18-6: C.I. Pigment Red 49

Description: C.I. Pigment Red 49, with the CAS number 1248-18-6, is an organic pigment primarily used in various applications, including coatings, plastics, and inks due to its vibrant red hue and excellent lightfastness. This pigment is characterized by its high tinting strength, which allows it to impart strong color even in small quantities. It exhibits good thermal stability, making it suitable for use in high-temperature applications. Additionally, C.I. Pigment Red 49 is known for its resistance to chemicals and solvents, contributing to its durability in end-use products. The pigment is typically insoluble in water and organic solvents, which helps maintain its color integrity over time. Its application extends to artistic materials, where it is valued for its bright color and opacity. Safety data indicates that while it is generally considered safe for use in various applications, appropriate handling and safety measures should be observed to minimize exposure. Overall, C.I. Pigment Red 49 is a versatile and reliable choice for achieving vibrant red coloration in a range of materials.

Formula: C₂₀H₁₄N₂O₄S·Na

InChI: InChI=1S/C20H14N2O4S.Na/c23-18-12-10-13-5-1-3-7-15(13)19(18)22-21-17-11-9-14-6-2-4-8-16(14)20(17)27(24,25)26;/h1-12,23H,(H,24,25,26);

InChI key: InChIKey=OOXCWLHRJLDZJZ-UHFFFAOYSA-N

SMILES: [Na].O=S(=O)(O)C1=C(N=NC2=C(O)C=CC=3C=CC=CC32)C=CC=4C=CC=CC41

Synonyms:

• 1-Naphthalenesulfonic acid, 2-[(2-hydroxy-1-naphthalenyl)azo]-, monosodium salt
• 1-Naphthalenesulfonic acid, 2-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-, sodium salt (1:1)
• 11935 Red
• Atul Pigment Red RS sodium salt
• Brasilaca Red R
• Britone Red Y
• Carnelio Pale Lithol Red
• Certiqual Lithol Red
• Ci 15630
• D and C Red No. 10
• D&C Red No. 10
• Eljon Lithol Red R
• Enialit Red R
• FD and C Red No. 10
• Graphic Red Y
• Irgalite Red RL
• Japan Red 205
• Kromon Sodium Lithol
• Lake Red R
• Lake Red RL
• Light Red RS
• Lithol Big Red
• Lithol Red 17676
• Lithol Red 3580
• Lithol Red 3GS
• Lithol Red B
• Lithol Red Lake
• Lithol Red R
• Lithol Red RB Extra
• Lithol Red RL 151
• Lithol Red RS
• Lithol Red Sodium Salt
• Lithol Red Toner
• Lithol Toner
• Lithol Toner Extra Light 5000
• Lithol Toner Sodium Salt RT 314
• Lithol Toner YA 8003
• Lithol red
• Lutetia Red R
• Mingyuan 3165
• Monolite Red R
• New York Red
• Ohio Red
• Oralith Red SR Water Soluble
• Pigment Red 49
• Plastoresin Red SR
• Recolite Red LYS
• Red No. 205
• Resamine Red RB
• Resamine Red RC
• Segnale Red R
• Signal Red
• Siloton Red R
• Sodium 2-(2-Hydroxy-1-Naphthylazo)Naphthalene-1-Sulfonate
• Sodium Lithol
• Sodium Lithol Red
• Sodium Lithol Red 20-4018
• Sunburst Red
• Tertropigment Red LR
• Undeveloped Lithol Toner
• Vulcafix Red R
• Vulcol Scarlet 2G
• sodium 2-[(2Z)-2-(2-oxonaphthalen-1(2H)-ylidene)hydrazinyl]naphthalene-1-sulfonate
• sodium 2-[(E)-(2-hydroxynaphthalen-1-yl)diazenyl]naphthalene-1-sulfonate
• C.I. Pigment Red 49
• Pigment Red 49 (C.I.)
• C.I. Pigment Red 49, monosodium salt
• C.I. Pigment Red 49
• C.I. Pigment Red 49, monosodium salt
• C.I. 15630

Sodium 2-[(2-Hydroxynaphthyl)Azo]Naphthalenesulphonate

CAS: 1248-18-6

• Formula: C₂₀H₁₃N₂NaO₄S
• Purity: 95%
• Color and Shape: Solid
• Molecular weight: 400.3830

Sodium 2-[(2-Hydroxynaphthyl)Azo]Naphthalenesulphonate

CAS: 1248-18-6

• Purity: 98%
• Molecular weight: 400.38g/mol

Pigment red 49

CAS: 1248-18-6

Pigment Red 49 is a diazonium salt that has been used as a dye in …

• Formula: C₂₀H₁₃N₂NaO₄S
• Purity: Min. 98%
• Color and Shape: Powder
• Molecular weight: 400.38 g/mol