Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Levocarnitine impurity A
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

927-89-9

927-89-9 structure

927-89-9 structure

Name: Levocarnitine impurity A
Chemical Name: (E)-4-(trimethylammonio)but-2-enoate
CAS Number: 927-89-9
Molecular Formula: C₇H₁₃NO₂
Molecular Weight: 143.184
Catalog: analytical chemistry Standard Pharmacopoeia Standards and Magazine Standards
Create Date: 2018-06-05 08:00:00
Modify Date: 2025-08-25 20:41:13

Name	(E)-4-(trimethylammonio)but-2-enoate
Synonyms	4-(trimethylammonio)but-2-enoate Crotonsaeure-betain (E)-4-(trimethylazaniumyl)but-2-enoate (2E)-4-(Trimethylammonio)-2-butenoate Crotonbetain 2-Propen-1-aminium, 3-carboxy-N,N,N-trimethyl-, inner salt, (2E)- Crotonic acid betaine Apocarnitin Croton betaine Crotonobetaine

Molecular Formula	C₇H₁₃NO₂
Molecular Weight	143.184
Exact Mass	143.094635
PSA	40.13000
LogP	-3.17

CHEMICAL IDENTIFICATION

RTECS NUMBER :: BP2018000

CHEMICAL NAME :: Ammonium, (3-carboxyallyl)trimethyl-, hydroxide, inner salt

CAS REGISTRY NUMBER :: 927-89-9

LAST UPDATED :: 198912

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C7-H13-N-O2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Subcutaneous

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: 5500 mg/kg

TOXIC EFFECTS :: Behavioral - convulsions or effect on seizure threshold Behavioral - fluid intake Lungs, Thorax, or Respiration - cyanosis

REFERENCE :: ABMGAJ Acta Biologica et Medica Germanica. (Berlin, Ger. Dem. Rep.) V.1-41, 1958-82. For publisher information, see BBIADT. Volume(issue)/page/year: 3,28,1959

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