交联羧甲基纤维素

Description

Croscarmellose · CAS 9004-32-4 · C8H16NaO8.

Identification

CAS Registry Number	9004-32-4
PubChem CID	6328154
Molecular formula	C8H16NaO8

Computed Descriptors

Molecular Weight	263.20
Hydrogen Bond Donor Count	6
Hydrogen Bond Acceptor Count	8
Rotatable Bond Count	5
Exact Mass	263.07428675
Monoisotopic Mass	263.07428675
Topological Polar Surface Area	156
Heavy Atom Count	17
Formal Charge	0
Complexity	169

Physical description & handling notes

• Dry Powder
• Slightly hygroscopic white or slightly yellowish or greyish odourless and tasteless, granular or fibrous powder
• White solid; Powdered form is hygroscopic; [Merck Index] White or slightly yellowish hygroscopic solid; Nearly odorless; [JECFA] Beige hygroscopic powder; [Sigma-Aldrich MSDS]
• Yields a viscous colloidal solution with water. Insoluble in ethanol
• Not less than 5,0 and not more than 8,5 (1 % colloidal solution)

Regulatory Status

Regulatory & Food Contact

FDA Substance added to food: ANTICAKING AGENT OR FREE-FLOW AGENT, DRYING AGENT, EMULSIFIER OR EMULSIFIER SALT FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS FDA Inventory of Effective Food Contact Substance (FCS) Noti: FCS EMULSIFIER; STABILIZER; THICKENER: Food Additives Carboxy methyl cellulose is the partial sodium salt of a carboxymethyl ether of cellulose, the cellulose being CARBOXYMETHYL CELLULOSE, SODIUM SALT

GHS notification summary

97.3% (1711 / 1758)

GHS Hazard Classification

GHS notification summary	97.3% (1711 / 1758)

Documented Uses

• Petroleum Production and Refining [Category: Industry]
• Textiles (Fiber & Fabric Manufacturing) [Category: Industry]
• Painting (Pigments, Binders, and Biocides) [Category: Paint]
• Working with Glues and Adhesives [Category: Other]
• EPA Safer Chemical Functional Use Classes -> Chelating Agents;Processing Aids and Additives
• Safer Chemical Classes -> Green circle - The chemical has been verified to be of low concern

Synonyms

Carboxymethylcellulose sodium salt; 9004-32-4; Carmellose sodium; Carboxymethylcellulose sodium; Carmethose; Cellofas; Cellufresh; Cellugel; Celluvisc; Collowel; Ethoxose; Cellpro; Lovosa; Sarcell tel; Cellofas B; Cellofas C

Frequently Asked Questions

What are the CAS number and molecular formula of Croscarmellose?

CAS 9004-32-4; molecular formula C8H16NaO8; molecular weight — g/mol.

What other names is Croscarmellose known by?

Carboxymethylcellulose sodium salt, 9004-32-4, Carmellose sodium, Carboxymethylcellulose sodium, Carmethose, Cellofas.

What is the regulatory status of Croscarmellose?

Documented regulatory listings: FDA Substance added to food: ANTICAKING AGENT OR FREE-FLOW AGENT, DRYING AGENT, EMULSIFIER OR EMULSIFIER SALT; FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS; FDA Inventory of Effective Food Contact Substance (FCS) Noti: FCS.

Is Croscarmellose classified as hazardous?

97.3% of GHS notifications report no hazard classification (1711 of 1758).

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.