黑色KN-B

Description

Black KN-B · CAS 12225-25-1 · C26H21N5Na4O19S6. UNII O0HDY58362. Color Additive Status: 73.3127.

Identification

CAS Registry Number	12225-25-1
PubChem CID	135442967
Molecular formula	C26H21N5Na4O19S6
IUPAC name	tetrasodium;4-amino-5-hydroxy-3,6-bis[[4-(2-sulfonatooxyethylsulfonyl)phenyl]diazenyl]naphthalene-2,7-disulfonate
UNII (FDA)	O0HDY58362

Computed Descriptors

Molecular Weight	991.8
Hydrogen Bond Donor Count	2
Hydrogen Bond Acceptor Count	24
Rotatable Bond Count	12
Exact Mass	990.8745776
Monoisotopic Mass	990.8745776
Topological Polar Surface Area	462
Heavy Atom Count	60
Formal Charge	0
Complexity	2030

Physical & Chemical Properties

Color Additive Status	73.3127

Physical description & handling notes

• C.I. Reactive Black 5
• Devices
• Contact lenses use only.
• 2 - The year approved is based on the date listed in the "Confirmation of Effective Date" notice for the action as published in the Federal Register.

Regulatory Status

Regulatory & Food Contact	FDA Regulatory Status of Color Additives: Devices

Synonyms

C.I. REACTIVE BLACK 5; DTXSID4027787; RefChem:1080570; DTXCID101506765; Reactive Black 5; 17095-24-8; Remazol black B; Diamira Black B; Sumifix Black B; Cavalite Black B; Remazol Black GF; 12225-25-1; Adizol Black B; remazole black-GR; Celmazol Black B; CI REACTIVE BLACK 5

Frequently Asked Questions

What are the CAS number and molecular formula of Black KN-B?

CAS 12225-25-1; molecular formula C26H21N5Na4O19S6; molecular weight — g/mol.

What other names is Black KN-B known by?

C.I. REACTIVE BLACK 5, DTXSID4027787, RefChem:1080570, DTXCID101506765, Reactive Black 5, 17095-24-8.

What is the regulatory status of Black KN-B?

Documented regulatory listings: FDA Regulatory Status of Color Additives: Devices.

What are the key physical properties of Black KN-B?

Color Additive Status: 73.3127.

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.