柠檬酸钠

CAS 994-36-5C6H5Na3O7MW 258.07

柠檬酸钠（CAS 994-36-5）：分子式 C6H5Na3O7、分子量 258.07；类别食品添加剂。

产品概览

CAS号	994-36-5
分子式	C6H5Na3O7
分子量	258.07
熔点	300
应用领域	螯合剂、清洁剂、pH调节剂、加工助剂、香精香料、螯合、缓冲、Used as a 缓冲 agent and sequestrant for 食品、Permitted for use as an inert ingredient in non-食品农药 products、AS A PHARMACEUTIC AID、SODIUM CITRATE IS USED TO PREVENT DARKENING WHEN IRON IS ADDED TO PREPARATIONS CONTAINING TANNIN
类别	抗氧化剂

应用领域

登记用途：螯合剂、清洁剂、pH调节剂、加工助剂、香精香料、螯合、缓冲、Used as a 缓冲 agent and sequestrant for 食品、Permitted for use as an inert ingredient in non-食品农药 products、AS A PHARMACEUTIC AID、SODIUM CITRATE IS USED TO PREVENT DARKENING WHEN IRON IS ADDED TO PREPARATIONS CONTAINING TANNIN。

技术档案

这个产品是什么

柠檬酸钠是一种食品级化合物，登记 CAS 号为 994-36-5，分子式 C6H5Na3O7（分子量 258.07），归属于食品添加剂大类化工原料。

识别信息

登记 CAS 号：994-36-5

其分子式 C6H5Na3O7 由 6 个碳、5 个氢、3 个钠、7 个氧组成。

别名/同义词：柠檬酸钠 · Sodium Citrates · citric acid, sodium salt

所属分类：食品添加剂

常见问题

柠檬酸钠的 CAS 号是多少？

柠檬酸钠的 CAS 登记号为 994-36-5。

柠檬酸钠的分子式与分子量是多少？

分子式 C6H5Na3O7，分子量 258.07。

柠檬酸钠还有哪些别名？

别名/同义词：柠檬酸钠、Sodium Citrates、citric acid, sodium salt。

柠檬酸钠的登记用途是什么？

柠檬酸钠属于哪个分类？

所属分类：抗氧化剂。

PubChem 公开数据

柠檬酸钠（CAS 994-36-5）的独立参考数据，整理自公开化学数据库。

各数据库的登记标识

CAS Registry Number	994-36-5
PubChem CID	6224
Molecular formula	C6H5Na3O7
IUPAC name	trisodium;2-hydroxypropane-1,2,3-tricarboxylate
UNII (FDA)	RS7A450LGA
FEMA number	3026

计算分子描述符

Molecular Weight	258.07
Hydrogen Bond Donor Count	1
Hydrogen Bond Acceptor Count	7
Rotatable Bond Count	2
Exact Mass	257.97283534
Monoisotopic Mass	257.97283534
Topological Polar Surface Area	141
Heavy Atom Count	16

在册的理化数值

Melting Point	300
Melting Point	>300 °C
Solubility	29.4g/L

在册的记载用途

同义词与商品名

Sodium citrate; 68-04-2; TRISODIUM CITRATE; Natrocitral; Citrosodine; Citric acid, trisodium salt; Trisodium citrate, anhydrous; sodium citrate, anhydrous; Citnatin; Citrosodina; Citrosodna; Citreme; trisodium-citrate; anhydrous sodium citrate; Anhydrous trisodium citrate; Trisodium citrate anhydrous

已收录的法规名录

Regulatory & Food Contact	FDA Substance added to food: COLOR OR COLORING ADJUNCT, EMULSIFIER OR EMULSIFIER SALT, FLAVORING AGENT OR ADJ FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS ACIDITY_REGULATOR; SEQUESTRANT; STABILIZER: Food Additives COLOR OR COLORING ADJUNCT, EMULSIFIER OR EMULSIFIER SALT, FLAVORING AGENT OR ADJUVANT, MALTING OR FERMENTING A NOT LIMITED ("Not specified") NMRS 53/TRS 539-JECFA 17/35
GHS notification summary	94.3% (1117 / 1184)

Regulatory & Food Contact

FDA Substance added to food: COLOR OR COLORING ADJUNCT, EMULSIFIER OR EMULSIFIER SALT, FLAVORING AGENT OR ADJ
FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS
ACIDITY_REGULATOR; SEQUESTRANT; STABILIZER: Food Additives
COLOR OR COLORING ADJUNCT, EMULSIFIER OR EMULSIFIER SALT, FLAVORING AGENT OR ADJUVANT, MALTING OR FERMENTING A
NOT LIMITED ("Not specified")
NMRS 53/TRS 539-JECFA 17/35

GHS notification summary

94.3% (1117 / 1184)

GHS 危害分类

GHS notification summary	94.3% (1117 / 1184)
Reported hazard statements	H319 (72.3%)

This chemical does not meet GHS hazard criteria for 94.3% (1117 of 1184) of all reports.

Reported as not meeting GHS hazard criteria by 1117 of 1184 companies (only 5.7% companies provided GHS information). For more detailed information, please visit ECHA C&L website.

公开数据库对它的描述

citric acid, sodium salt · CAS 994-36-5 · C6H5Na3O7. UNII RS7A450LGA. Melting Point: 300; Melting Point: >300 °C; Solubility: 29.4g/L.

物理形态与操作说明

数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。