化工社化工社化学情報印刷レポート · 研究参考用

HCID 64672作成日：2026年10月27日

ミリスチルベタイン

ミリスチルベタイン · N-テトラデシル-N,N-ジメチルグリシン,ANAGRADE® · MYRISTYL BETAINE · Cinnamon-based betaine · Tetradecyldimethyl Betaine · N,N-Dimethyl-N-tetradecylglycine · N,N-Dimethyl-N-tetradecylbetaine · N-Tetradecyl-N,N-dimethylglycine

https://huagongshe.com/ja/chemical/64672

識別子と物理属性

CAS No.	2601-33-4
分子式	C18H37NO2
平均分子量	299.5 g/mol
単同位体質量	299.28242942 g/mol
SMILES	CCCCCCCCCCCCCC[N+](C)(C)CC(=O)[O-]
InChIKey	KKMIHKCGXQMFEU-UHFFFAOYSA-N
PubChem CID	64672
EC No.	220-006-9
DTXSID	DTXSID4041288
現地名	ミリスチルベタイン

化学・物理的性質

XLogP	7.2
極性表面積	40.1
水素結合供与体数	0
水素結合受容体数	2
回転可能結合数	14
重原子数	21
形式電荷	0
複雑度	246
化粧品	Cosmetic ingredients (Myristyl Betaine) -> CIR (Cosmetic Ingredient Review)CleansingSurfactantAntistaticFoam boostingHair conditioningSkin conditioning
Physical Description	LiquidCBI
沸点	543℃[at 101 325 Pa]
密度	0.954[at 20℃]
蒸気圧	0Pa at 25℃
溶解度	H2O: 可溶1% 無色透明H2O: 1%, clear, colorless
pH	5.0-8.0
BRN	4141460
化粧品成分の機能	帯電防止ヘアコンディショニングスキンコンディショニング界面活性剤 - 洗浄クレンジング界面活性剤 - 泡立ち促進剤
InChI	1S/C18H37NO2/c1-4-5-6-7-8-9-10-11-12-13-14-15-16-19(2,3)17-18(20)21/h4-17H2,1-3H3
InChIKey	KKMIHKCGXQMFEU-UHFFFAOYSA-N
SMILES	CCCCCCCCCCCCCC[N+](C)(C)CC([O-])=O \|\| CCCCCCCCCCCCCC[N+](C)(C)CC([O-])=O
LogP（分配係数）	-1.65 at 20℃
EPAの化学物質情報	1-Tetradecanaminium, N-(carboxymethyl)-N,N-dimethyl-, inner salt (2601-33-4)

安全性と法規制

安全措置（S）
GHS 分類	This chemical does not meet GHS hazard criteria for 9.2% (37 of 402) of reports.DangerH314 (13.4%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]P260, P261, P264, P264+P265, P272, P273, P280, P301+P330+P331, P302+P352, P302+P361+P354, P304+P340, P305+P354+P338, P316, P317, P321, P332+P317, P333+P317, P362+P364, P363, P391, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 402 reports by companies from 10 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
規制情報	Chemical: 1-Tetradecanaminium, N-(carboxymethyl)-N,N-dimethyl-, inner salt1-Tetradecanaminium, N-(carboxymethyl)-N,N-dimethyl-, inner salt is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of 1-Tetradecanaminium, N-(carboxymethyl)-N,N-dimethyl-, inner salt are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)REACH registered substance: (carboxylatomethyl)dimethyltetradecylammonium (EC: 220-006-9)1-Tetradecanaminium, N-(carboxymethyl)-N,N-dimethyl-, inner salt: Does not have an individual approval but may be used as a component in a product covered by a group standard. It is not approved for use as a chemical in its own right.
EPA Safer Chemical	Chemical: Myristyl betaine
Hazard Classes and Categories	Skin Corr. 1B (13.4%)
毒性の概要	The CIR Expert Panel concluded that the eleven alkyl betaines listed below are safe in the present practices of use and concentration in cosmetics, when formulated to be non-irritating...Myristyl Betaine...Safe for use in cosmetics, with qualifications
水環境危害等級（WGK）	3
TSCA 収載状態	TSCA listed
危険文句（R）	36/37/38
化審法	優先評価化学物質
危険表示	Xi

ミリスチルベタイン

CAS No.

2601-33-4

分子式

C18H37NO2

平均分子量

299.5 g/mol

単同位体質量

299.28242942 g/mol

SMILES

CCCCCCCCCCCCCC[N+](C)(C)CC(=O)[O-]

InChIKey

KKMIHKCGXQMFEU-UHFFFAOYSA-N

PubChem CID

64672

EC No.

220-006-9

DTXSID

DTXSID4041288

現地名

ミリスチルベタイン

化学・物理的性質

XLogP

7.2

極性表面積

40.1

水素結合供与体数

水素結合受容体数

回転可能結合数

重原子数

形式電荷

複雑度

246

化粧品

Cosmetic ingredients (Myristyl Betaine) -> CIR (Cosmetic Ingredient Review)CleansingSurfactantAntistaticFoam boostingHair conditioningSkin conditioning

Physical Description

LiquidCBI

沸点

543℃[at 101 325 Pa]

密度

0.954[at 20℃]

蒸気圧

0Pa at 25℃

溶解度

H2O: 可溶1% 無色透明H2O: 1%, clear, colorless

5.0-8.0

BRN

4141460

化粧品成分の機能

帯電防止ヘアコンディショニングスキンコンディショニング界面活性剤 - 洗浄クレンジング界面活性剤 - 泡立ち促進剤

InChI

1S/C18H37NO2/c1-4-5-6-7-8-9-10-11-12-13-14-15-16-19(2,3)17-18(20)21/h4-17H2,1-3H3

InChIKey

KKMIHKCGXQMFEU-UHFFFAOYSA-N

SMILES

CCCCCCCCCCCCCC[N+](C)(C)CC([O-])=O || CCCCCCCCCCCCCC[N+](C)(C)CC([O-])=O

LogP（分配係数）

-1.65 at 20℃

EPAの化学物質情報

1-Tetradecanaminium, N-(carboxymethyl)-N,N-dimethyl-, inner salt (2601-33-4)

安全性と法規制

GHS 分類

This chemical does not meet GHS hazard criteria for 9.2% (37 of 402) of reports.DangerH314 (13.4%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]P260, P261, P264, P264+P265, P272, P273, P280, P301+P330+P331, P302+P352, P302+P361+P354, P304+P340, P305+P354+P338, P316, P317, P321, P332+P317, P333+P317, P362+P364, P363, P391, P405, and P501 (click each P-code to see the statement)Aggregated GHS information provided per 402 reports by companies from 10 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

規制情報

Chemical: 1-Tetradecanaminium, N-(carboxymethyl)-N,N-dimethyl-, inner salt1-Tetradecanaminium, N-(carboxymethyl)-N,N-dimethyl-, inner salt is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of 1-Tetradecanaminium, N-(carboxymethyl)-N,N-dimethyl-, inner salt are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)REACH registered substance: (carboxylatomethyl)dimethyltetradecylammonium (EC: 220-006-9)1-Tetradecanaminium, N-(carboxymethyl)-N,N-dimethyl-, inner salt: Does not have an individual approval but may be used as a component in a product covered by a group standard. It is not approved for use as a chemical in its own right.

EPA Safer Chemical

Chemical: Myristyl betaine

Hazard Classes and Categories

Skin Corr. 1B (13.4%)

毒性の概要

The CIR Expert Panel concluded that the eleven alkyl betaines listed below are safe in the present practices of use and concentration in cosmetics, when formulated to be non-irritating...Myristyl Betaine...Safe for use in cosmetics, with qualifications

水環境危害等級（WGK）

TSCA 収載状態

TSCA listed

危険文句（R）

36/37/38

化審法

優先評価化学物質

危険表示

安全措置（S）