Tetrasodium hydrogen 2-phosphonatobutane-1,2,4-tricarboxylate

2-膦酸基丁烷-1,2,4-三羧酸四钠

Also known as: 1,2,4-Butanetricarboxylic acid, 2-phosphono-, tetrasodium salt, 1,2,4-Butanetricarboxylicacid,2-phosphono-,tetrasodium salt (9CI), 2-Phosphonobutane-1.2.4.-tricarboxylic Acid 4Na (PBTC 4Na), EINECS 266-442-3, Tetrasodium phosphonobutanetricarboxylicacid, tetrasodium 2-(carboxymethyl)-2-phosphonatopentanedioate, 2-(carboxymethyl)-2-phosphonatopentanedioate

Tetrasodium hydrogen 2-phosphonatobutane-1,2,4-tricarboxylate (CAS 66669-53-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C7H6Na4O9P and a molecular weight of 357.05000 g/mol. It is also known as 1,2,4-Butanetricarboxylic acid, 2-phosphono-, tetrasodium salt, 1,2,4-Butanetricarboxylicacid,2-phosphono-,tetrasodium salt (9CI) and 2-Phosphonobutane-1.2.4.-tricarboxylic Acid 4Na (PBTC 4Na). Key properties include a boiling point of 545.2ºC at 760mmHg and a flash point of 283.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

66669-53-2

Jingsj CID

J-908648-5

Molecular Formula

C₇H₆Na₄O₉P

Chinese Name

2-膦酸基丁烷-1,2,4-三羧酸四钠

Molecular Weight

357.05000 g/mol

Category

Organic Acids

Last updated

8/21/2026