Pigment Red 49:2
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Pigment Red 49:2
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CAS No:
1103-39-5
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Formula:
C20H14N2O4S.1/2Ca
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Chemical Name:
Pigment Red 49:2
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Synonyms:
1-Naphthalenesulfonic acid,2-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-,calcium salt (2:1);C.I. Pigment Red 49,calcium salt (2:1);1-Naphthalenesulfonic acid,2-[(2-hydroxy-1-naphthalenyl)azo]-,calcium salt (2:1);1793 Red;Brilliant Toner RB;Calcium Lithol;Calcotone Red 2B;Eljon Bordeaux;Eljon Lithol Red BS;Isol Red Toner RC;Isol Tobias Red RC;Light Red RCA;Lithol Red 19592;Lithol Red Calcium Toner;Lithol Red RC Extra;Lithol Red Toner 3BX;No. 66. Conc. Lithol Toner;Red Toner EBA;Vulcanosine Red RCKX;Winthrop Red X 1666;D and C Red No. 11;C.I. Pigment Red 49:2;Calcium Lithol Red;Pigment Red 49:2;Red No. 206;Lithol Red Ca;Lithol Red RL 159;C.I. Pigment Red 49,calcium salt;Cortone Red TG-B;C.I. 15630:2;Japan Red 206;D&C Red No. 11;D&C Red No. 11 Calcium Lake;Red Lithol B calcium salt;RCD 9210;Acid Red 206;PR 49:2;130123-80-7;12237-55-7
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CAS No:
Characteristics
221
12.19780
DryPowder
1.42g/cm3
Keep in a cool, dry, dark location in a tightly sealed container or cylinder. Keep away from incompatible materials, ignition sources and untrained individuals. Secure and label area. Protect containers/cylinders from physical damage.
Safety Information
SRP: At the time of review, criteria for land treatment or burial (sanitary landfill) disposal practices are subject to significant revision. Prior to implementing land disposal of waste residue (including waste sludge), consult with environmental regulatory agencies for guidance on acceptable disposal practices.
|Warning|H400 (100%): Very toxic to aquatic life [Warning Hazardous to the aquatic environment, acute hazard]|P273, P391, and P501|Aggregated GHS information provided by 160 companies from 3 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
Drug Information
The /FDA/ Commissioner concludes that these colors /D&C Red 10, 11, 12 and 13/ cannot be produced with any reasonable assurance that they will not contain beta-naphthalamine as an impurity
Pigment Red 49:2 Use and Manufacturing
One of a group of pigments made by combining tobias acid and beta-naphthol. /Lithol red/|Coupling of diazotized 2-amino-1-naphthalene-sulfonic acid with 2-naphthol, followed by salt formation.
Used for coloring of ink, iron printing ink, leather, cultural and educational supplies
Pigments
Ink, toner, and colorant products
(1984) 4.02X10+8 g|(1992) 726 kg produced|(1993) 619 kg produced
Dry color, presscake, aqueous dispersions /available/|Avail as sodium, barium, and calcium lithols. /Lithol red/
Paint and coating manufacturing|1-Naphthalenesulfonic acid, 2-[2-(2-hydroxy-1-naphthalenyl)diazenyl]-, calcium salt (2:1): ACTIVE|INSOL NA, BA, CA SALTS OF SOL AZO DYE. /LITHOLS/|/The FDA terminated the/ provisional listing of D&C Red No. 10, D&C Red No. 11, D&C Red No. 12, and D&C Red No. 13 for use in drugs and cosmetics, effective December 13, 1977|Poor resistance to sunlight and weathering; generally good resistance to bleeding and to chemicals. /Lithol red/
AOAC Method 950.60. Analysis of Commercial Synthetic Organic Color Additives. Specifications and applicable methods...appear in 12th edition.
Computed Properties
Molecular Weight:794.9
Hydrogen Bond Donor Count:2
Hydrogen Bond Acceptor Count:12
Rotatable Bond Count:4
Exact Mass:794.0817970
Monoisotopic Mass:794.0817970
Topological Polar Surface Area:221
Heavy Atom Count:55
Complexity:634
Covalently-Bonded Unit Count:3
Compound Is Canonicalized:Yes
Recommended Suppliers of Pigment Red 49:2
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CN
3 YRS
Business licensedTrader Supplier of CHEMICALS,REAGENTSInquiryCAS No.: 1103-39-5Grade: Pharmaceutical GradeContent: 99%
Latest News on Pigment Red 49:2
- SunChemical Pigments Obtains ECO PASSPORT by OekoTex® Certification
- Invest 10 million! The annual output of 5,000 tons of pigment project will start soon!
- FDA plans to expand use of Spirulina extract
- Clariant spins off pigment business to Heubach and SK Capital
- This new standard will be officially implemented soon!
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