酸性红114

Description

acid red 114 · CAS 6459-94-5 · C37H28N4Na2O10S3. UNII P8TW4PSS87. Melting Point: 200-300 °C (decomposes).

Identification

CAS Registry Number	6459-94-5
PubChem CID	22960
Molecular formula	C37H28N4Na2O10S3
IUPAC name	disodium;7-hydroxy-8-[[2-methyl-4-[3-methyl-4-[[4-(4-methylphenyl)sulfonyloxyphenyl]diazenyl]phenyl]phenyl]diazenyl]naphthalene-1,3-disulfonate
UNII (FDA)	P8TW4PSS87

Computed Descriptors

Molecular Weight	830.8
Hydrogen Bond Donor Count	1
Hydrogen Bond Acceptor Count	14
Rotatable Bond Count	8
Exact Mass	830.07629519
Monoisotopic Mass	830.07629519
Topological Polar Surface Area	253
Heavy Atom Count	56
Formal Charge	0
Complexity	1620

Physical & Chemical Properties

Melting Point	200-300 °C (decomposes)

Physical description & handling notes

• C.i. acid red 114 is a dark red powder. (NTP, 1992)
• Deep maroon solid; [HSDB]
• Red powder
• Dark maroon powder /Dye content 45%/
• less than 0.1 mg/mL at 72.5 °F (NTP, 1992)
• Soluble in water and very slightly soluble in ethanol.

Documented Uses

• Used as dye for wool, silk, jute fibers, and leather; [HSDB]
• Leather Tanning and Processing [Category: Industry]
• Textiles (Printing, Dyeing, or Finishing) [Category: Industry]
• DYE FOR WOOL, SILK, JUTE FIBERS, LEATHER, PRINTING ON WOOL & SILK
• Acid Red 114 dyes wool (from a weak acid bath), silk (from either a neutral or acetic acid bath), jute and chromed leather. Wool and silk are printed directly.
• Cosmetics product ingredient: CI Acid Red 114

Synonyms

C.I. Acid Red 114; Polar Red RS; Sulphonol Red R; Supranol Red R; Milling Red B; CI ACID RED 114; Erionyl Red RS; Fenafor Red PB; Levanol Red GG; Milling Red BB; Benzyl Red BR; Intrazone Red BR; Milling Red SWB; Folan Red B; Midlon Red PRS; Sandolan Red N-RS

Frequently Asked Questions

What are the CAS number and molecular formula of acid red 114?

CAS 6459-94-5; molecular formula C37H28N4Na2O10S3; molecular weight — g/mol.

What other names is acid red 114 known by?

C.I. Acid Red 114, Polar Red RS, Sulphonol Red R, Supranol Red R, Milling Red B, CI ACID RED 114.

What are the key physical properties of acid red 114?

Melting Point: 200-300 °C (decomposes).

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.