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Naphthol AS-BI Phosphoric Acid_Molecular_structure_CAS_)
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Naphthol AS-BI Phosphoric Acid

Catalog No. 3864 Name Sigma Aldrich
CAS Number Website http://www.sigmaaldrich.com
M. F. C18H15BrNO6P Telephone 1-800-521-8956
M. W. 452.192561 Fax
Purity Email
Storage Chembase ID: 102637


IUPAC name
({6-bromo-3-[(2-methoxyphenyl)carbamoyl]naphthalen-2-yl}oxy)phosphonic acid
IUPAC Traditional name
{6-bromo-3-[(2-methoxyphenyl)carbamoyl]naphthalen-2-yl}oxyphosphonic acid
Naphthol AS-BI Phosphoric acid solution


MDL Number MFCD00004058
PubChem SID 24864087


Clinical for in vitro diagnostic use
Quality Level IVD
Shelf Life (Expiry date on the label.)
Flash Point 58 °C
Flash Point 136.4 °F
GHS Pictograms GHS02
GHS Pictograms GHS07
GHS Pictograms GHS08
GHS Signal Word Danger
GHS Hazard statements H226-H312 + H332-H319-H360D
European Hazard Symbols Toxic Toxic (T)
Personal Protective Equipment Eyeshields, Faceshields, full-face respirator (US), Gloves, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
GHS Precautionary statements P201-P280-P305 + P351 + P338-P308 + P313
RID/ADR UN 2265 3/PG 3
Risk Statements 61-20/21-36
Safety Statements 53-26-36/37-45
Storage Temperature 2-8°C
Hazard Class 3
UN Number 2265
Packing Group 3
German water hazard class 2


Description (English)
Napthol AS-BI phosphoric acid, 12.5 mg/mL in N,N-dimethyl formamide.
For use in Sigma Acid Phosphatase Procedure No. 386.